1056005051000 has 64 divisors (see below), whose sum is σ = 2528518243680. Its totient is φ = 412578700800.

The previous prime is 1056005050999. The next prime is 1056005051021. The reversal of 1056005051000 is 1505006501.

It is a super-2 number, since 2×1056005051000² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12236129 + ... + 12322128.

Almost surely, 2^{1056005051000} is an apocalyptic number.

1056005051000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056005051000 is an abundant number, since it is smaller than the sum of its proper divisors (1472513192680).

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

1056005051000 is a wasteful number, since it uses less digits than its factorization.

1056005051000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24558321 (or 24558307 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 1056005051000 in words is "one trillion, fifty-six billion, five million, fifty-one thousand".