1054045100556 has 120 divisors (see below), whose sum is σ = 3314865818880. Its totient is φ = 285305429088.

The previous prime is 1054045100519. The next prime is 1054045100579. The reversal of 1054045100556 is 6550015404501.

1054045100556 is a `hidden beast` number, since 1 + 0 + 54 + 0 + 4 + 51 + 0 + 0 + 556 = 666.

It is a super-2 number, since 2×1054045100556² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1054045100556.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12187080 + ... + 12273263.

It is an arithmetic number, because the mean of its divisors is an integer number (27623881824).

Almost surely, 2^{1054045100556} is an apocalyptic number.

It is an amenable number.

1054045100556 is an abundant number, since it is smaller than the sum of its proper divisors (2260820718324).

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

1054045100556 is a wasteful number, since it uses less digits than its factorization.

1054045100556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24460385 (or 24460374 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 1054045100556 in words is "one trillion, fifty-four billion, forty-five million, one hundred thousand, five hundred fifty-six".