1056000556100 has 36 divisors (see below), whose sum is σ = 2618881380864. Its totient is φ = 362057333280.

The previous prime is 1056000556067. The next prime is 1056000556109. The reversal of 1056000556100 is 16550006501.

It is a super-2 number, since 2×1056000556100² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056000556109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 754285412 + ... + 754286811.

It is an arithmetic number, because the mean of its divisors is an integer number (72746705024).

Almost surely, 2^{1056000556100} is an apocalyptic number.

1056000556100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056000556100 is an abundant number, since it is smaller than the sum of its proper divisors (1562880824764).

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

1056000556100 is a wasteful number, since it uses less digits than its factorization.

1056000556100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508572244 (or 1508572237 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 1056000556100 in words is "one trillion, fifty-six billion, five hundred fifty-six thousand, one hundred".