53531453620556 has 12 divisors (see below), whose sum is σ = 93724420944000. Its totient is φ = 26753047636560.

The previous prime is 53531453620507. The next prime is 53531453620607. The reversal of 53531453620556 is 65502635413535.

It is a junction number, because it is equal to n+sod(n) for n = 53531453620498 and 53531453620507.

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, 3169783931 + ... + 3169800818.

It is an arithmetic number, because the mean of its divisors is an integer number (7810368412000).

Almost surely, 2^{53531453620556} is an apocalyptic number.

It is an amenable number.

53531453620556 is a deficient number, since it is larger than the sum of its proper divisors (40192967323444).

53531453620556 is a wasteful number, since it uses less digits than its factorization.

53531453620556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6339586864 (or 6339586862 counting only the distinct ones).

The product of its (nonzero) digits is 24300000, while the sum is 53.

The spelling of 53531453620556 in words is "fifty-three trillion, five hundred thirty-one billion, four hundred fifty-three million, six hundred twenty thousand, five hundred fifty-six".