53557544476 has 12 divisors (see below), whose sum is σ = 94201469208. Its totient is φ = 26642838992.

The previous prime is 53557544459. The next prime is 53557544483. The reversal of 53557544476 is 67444575535.

It is a happy number.

It is a super-2 number, since 2×53557544476² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33982426 + ... + 33984001.

It is an arithmetic number, because the mean of its divisors is an integer number (7850122434).

Almost surely, 2^53557544476 is an apocalyptic number.

It is an amenable number.

53557544476 is a deficient number, since it is larger than the sum of its proper divisors (40643924732).

53557544476 is a wasteful number, since it uses less digits than its factorization.

53557544476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67966628 (or 67966626 counting only the distinct ones).

The product of its digits is 35280000, while the sum is 55.

The spelling of 53557544476 in words is "fifty-three billion, five hundred fifty-seven million, five hundred forty-four thousand, four hundred seventy-six".