55025551012 has 12 divisors (see below), whose sum is σ = 96490837296. Its totient is φ = 27456740360.

The previous prime is 55025550973. The next prime is 55025551013. The reversal of 55025551012 is 21015552055.

It is a super-2 number, since 2×55025551012² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55025551013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14006578 + ... + 14010505.

It is an arithmetic number, because the mean of its divisors is an integer number (8040903108).

Almost surely, 2^55025551012 is an apocalyptic number.

It is an amenable number.

55025551012 is a deficient number, since it is larger than the sum of its proper divisors (41465286284).

55025551012 is a wasteful number, since it uses less digits than its factorization.

55025551012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28017578 (or 28017576 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 31.

The spelling of 55025551012 in words is "fifty-five billion, twenty-five million, five hundred fifty-one thousand, twelve".