1051873820880 has 160 divisors (see below), whose sum is σ = 3454364942208. Its totient is φ = 263866368000.

The previous prime is 1051873820843. The next prime is 1051873820891. The reversal of 1051873820880 is 880283781501.

It is a Cunningham number, because it is equal to 1025609²-1.

It is a super-2 number, since 2×1051873820880² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8140780 + ... + 8268980.

Almost surely, 2^{1051873820880} is an apocalyptic number.

1051873820880 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 1051873820880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1727182471104).

1051873820880 is an abundant number, since it is smaller than the sum of its proper divisors (2402491121328).

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

1051873820880 is a wasteful number, since it uses less digits than its factorization.

1051873820880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130245 (or 130239 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 51.

The spelling of 1051873820880 in words is "one trillion, fifty-one billion, eight hundred seventy-three million, eight hundred twenty thousand, eight hundred eighty".