55345871053 has 12 divisors (see below), whose sum is σ = 60840409504. Its totient is φ = 50309721000.

The previous prime is 55345871047. The next prime is 55345871057. The reversal of 55345871053 is 35017854355.

It is a de Polignac number, because none of the positive numbers 2^k-55345871053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55345870994 and 55345871012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55345871057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2498878 + ... + 2520928.

Almost surely, 2^55345871053 is an apocalyptic number.

It is an amenable number.

55345871053 is a deficient number, since it is larger than the sum of its proper divisors (5494538451).

55345871053 is a wasteful number, since it uses less digits than its factorization.

55345871053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42816 (or 42805 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 46.

The spelling of 55345871053 in words is "fifty-five billion, three hundred forty-five million, eight hundred seventy-one thousand, fifty-three".