57653064432 has 120 divisors (see below), whose sum is σ = 168900046848. Its totient is φ = 18335721600.

The previous prime is 57653064431. The next prime is 57653064437. The reversal of 57653064432 is 23446035675.

57653064432 is a `hidden beast` number, since 5 + 76 + 530 + 6 + 4 + 43 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57653064431) 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, 225993 + ... + 407895.

Almost surely, 2^57653064432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57653064432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84450023424).

57653064432 is an abundant number, since it is smaller than the sum of its proper divisors (111246982416).

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

57653064432 is a wasteful number, since it uses less digits than its factorization.

57653064432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182019 (or 182010 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 45.

The spelling of 57653064432 in words is "fifty-seven billion, six hundred fifty-three million, sixty-four thousand, four hundred thirty-two".