55511277075 has 24 divisors (see below), whose sum is σ = 101976273200. Its totient is φ = 29606014080.

The previous prime is 55511277013. The next prime is 55511277109. The reversal of 55511277075 is 57077211555.

55511277075 is a `hidden beast` number, since 5 + 551 + 1 + 27 + 7 + 0 + 75 = 666.

It is not a de Polignac number, because 55511277075 - 2¹⁷ = 55511146003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 55511277075.

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, 41118790 + ... + 41120139.

Almost surely, 2^55511277075 is an apocalyptic number.

55511277075 is a deficient number, since it is larger than the sum of its proper divisors (46464996125).

55511277075 is a wasteful number, since it uses less digits than its factorization.

55511277075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82238948 (or 82238937 counting only the distinct ones).

The product of its (nonzero) digits is 428750, while the sum is 45.

The spelling of 55511277075 in words is "fifty-five billion, five hundred eleven million, two hundred seventy-seven thousand, seventy-five".