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1087114279680 = 283351113219971
BaseRepresentation
bin11111101000111010000…
…11110111101100000000
310211221000212022100112000
433310131003313230000
5120302402223422210
62151225143504000
7141353463624552
oct17643503675400
93757025270460
101087114279680
1138a051740660
12156834458000
137b68c2a98b0
143a88bda94d2
151d4295c4ac0
hexfd1d0f7b00

1087114279680 has 576 divisors, whose sum is σ = 4532197501440. Its totient is φ = 243269222400.

The previous prime is 1087114279501. The next prime is 1087114279723. The reversal of 1087114279680 is 869724117801.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4832095 + ... + 5052065.

It is an arithmetic number, because the mean of its divisors is an integer number (7868398440).

Almost surely, 21087114279680 is an apocalyptic number.

1087114279680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1087114279680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2266098750720).

1087114279680 is an abundant number, since it is smaller than the sum of its proper divisors (3445083221760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1087114279680 is a wasteful number, since it uses less digits than its factorization.

1087114279680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220025 (or 220005 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 54.

The spelling of 1087114279680 in words is "one trillion, eighty-seven billion, one hundred fourteen million, two hundred seventy-nine thousand, six hundred eighty".