55052222553 has 6 divisors (see below), whose sum is σ = 79519877034. Its totient is φ = 36701481696.

The previous prime is 55052222549. The next prime is 55052222567. The reversal of 55052222553 is 35522225055.

55052222553 is a `hidden beast` number, since 5 + 50 + 52 + 2 + 2 + 2 + 553 = 666.

It can be written as a sum of positive squares in only one way, i.e., 31644140544 + 23408082009 = 177888^2 + 152997^2 .

It is not a de Polignac number, because 55052222553 - 2² = 55052222549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55052262553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3058456800 + ... + 3058456817.

It is an arithmetic number, because the mean of its divisors is an integer number (13253312839).

Almost surely, 2^55052222553 is an apocalyptic number.

It is an amenable number.

55052222553 is a deficient number, since it is larger than the sum of its proper divisors (24467654481).

55052222553 is a wasteful number, since it uses less digits than its factorization.

55052222553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116913623 (or 6116913620 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The spelling of 55052222553 in words is "fifty-five billion, fifty-two million, two hundred twenty-two thousand, five hundred fifty-three".