1055207225628 has 72 divisors (see below), whose sum is σ = 2671085289600. Its totient is φ = 351240807456.

The previous prime is 1055207225599. The next prime is 1055207225647. The reversal of 1055207225628 is 8265227025501.

1055207225628 is a `hidden beast` number, since 1 + 0 + 5 + 520 + 72 + 2 + 56 + 2 + 8 = 666.

It is a super-2 number, since 2×1055207225628² (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 23 ways as a sum of consecutive naturals, for example, 94555513 + ... + 94566671.

It is an arithmetic number, because the mean of its divisors is an integer number (37098406800).

Almost surely, 2^{1055207225628} is an apocalyptic number.

1055207225628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1055207225628 is an abundant number, since it is smaller than the sum of its proper divisors (1615878063972).

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

1055207225628 is a wasteful number, since it uses less digits than its factorization.

1055207225628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14631 (or 14626 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

It can be divided in two parts, 10552072 and 25628, that added together give a triangular number (10577700 = T₄₅₉₉).

The spelling of 1055207225628 in words is "one trillion, fifty-five billion, two hundred seven million, two hundred twenty-five thousand, six hundred twenty-eight".