53344100656 has 120 divisors (see below), whose sum is σ = 130380078752. Its totient is φ = 20695910400.

The previous prime is 53344100653. The next prime is 53344100657. The reversal of 53344100656 is 65600144335.

It is not an unprimeable number, because it can be changed into a prime (53344100651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3257866 + ... + 3274198.

Almost surely, 2^53344100656 is an apocalyptic number.

53344100656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53344100656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65190039376).

53344100656 is an abundant number, since it is smaller than the sum of its proper divisors (77035978096).

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

53344100656 is a wasteful number, since it uses less digits than its factorization.

53344100656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16611 (or 16594 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 53344100656 in words is "fifty-three billion, three hundred forty-four million, one hundred thousand, six hundred fifty-six".