1011936350880 has 576 divisors, whose sum is σ = 4253230695168. Its totient is φ = 213351874560.

The previous prime is 1011936350833. The next prime is 1011936350911. The reversal of 1011936350880 is 880536391101.

It is a happy number.

1011936350880 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 9 + 3 + 63 + 508 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 310694212 + ... + 310697468.

It is an arithmetic number, because the mean of its divisors is an integer number (7384081068).

Almost surely, 2^{1011936350880} is an apocalyptic number.

1011936350880 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 1011936350880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2126615347584).

1011936350880 is an abundant number, since it is smaller than the sum of its proper divisors (3241294344288).

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

1011936350880 is a wasteful number, since it uses less digits than its factorization.

1011936350880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5669 (or 5658 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 1011936350880 in words is "one trillion, eleven billion, nine hundred thirty-six million, three hundred fifty thousand, eight hundred eighty".