53356249656 has 48 divisors (see below), whose sum is σ = 144556752600. Its totient is φ = 17779232832.

The previous prime is 53356249603. The next prime is 53356249733. The reversal of 53356249656 is 65694265335.

It is a happy number.

53356249656 is a `hidden beast` number, since 5 + 3 + 3 + 5 + 624 + 9 + 6 + 5 + 6 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82075 + ... + 336821.

Almost surely, 2^53356249656 is an apocalyptic number.

It is an amenable number.

53356249656 is an abundant number, since it is smaller than the sum of its proper divisors (91200502944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53356249656 is a wasteful number, since it uses less digits than its factorization.

53356249656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257668 (or 257661 counting only the distinct ones).

The product of its digits is 17496000, while the sum is 54.

The spelling of 53356249656 in words is "fifty-three billion, three hundred fifty-six million, two hundred forty-nine thousand, six hundred fifty-six".