55528861156 has 24 divisors (see below), whose sum is σ = 98638646400. Its totient is φ = 27347140800.

The previous prime is 55528861151. The next prime is 55528861169. The reversal of 55528861156 is 65116882555.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (55528861151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204721 + ... + 391111.

It is an arithmetic number, because the mean of its divisors is an integer number (4109943600).

Almost surely, 2^55528861156 is an apocalyptic number.

It is an amenable number.

55528861156 is a deficient number, since it is larger than the sum of its proper divisors (43109785244).

55528861156 is a wasteful number, since it uses less digits than its factorization.

55528861156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187515 (or 187513 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 52.

The spelling of 55528861156 in words is "fifty-five billion, five hundred twenty-eight million, eight hundred sixty-one thousand, one hundred fifty-six".