55577203525 has 12 divisors (see below), whose sum is σ = 72542876800. Its totient is φ = 42121669680.

The previous prime is 55577203501. The next prime is 55577203537. The reversal of 55577203525 is 52530277555.

It is not a de Polignac number, because 55577203525 - 2¹⁵ = 55577170757 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58501845 + ... + 58502794.

Almost surely, 2^55577203525 is an apocalyptic number.

It is an amenable number.

55577203525 is a deficient number, since it is larger than the sum of its proper divisors (16965673275).

55577203525 is a wasteful number, since it uses less digits than its factorization.

55577203525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117004668 (or 117004663 counting only the distinct ones).

The product of its (nonzero) digits is 1837500, while the sum is 46.

The spelling of 55577203525 in words is "fifty-five billion, five hundred seventy-seven million, two hundred three thousand, five hundred twenty-five".