55269166251 has 16 divisors (see below), whose sum is σ = 82097436960. Its totient is φ = 32838973440.

The previous prime is 55269166159. The next prime is 55269166279. The reversal of 55269166251 is 15266196255.

It is not a de Polignac number, because 55269166251 - 2¹⁴ = 55269149867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55269166251.

It is not an unprimeable number, because it can be changed into a prime (55269161251) 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 15 ways as a sum of consecutive naturals, for example, 24432630 + ... + 24434891.

It is an arithmetic number, because the mean of its divisors is an integer number (5131089810).

Almost surely, 2^55269166251 is an apocalyptic number.

55269166251 is a deficient number, since it is larger than the sum of its proper divisors (26828270709).

55269166251 is a wasteful number, since it uses less digits than its factorization.

55269166251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48867566.

The product of its digits is 972000, while the sum is 48.

The spelling of 55269166251 in words is "fifty-five billion, two hundred sixty-nine million, one hundred sixty-six thousand, two hundred fifty-one".