63457929852 has 96 divisors (see below), whose sum is σ = 152292377664. Its totient is φ = 20559052800.

The previous prime is 63457929823. The next prime is 63457929877. The reversal of 63457929852 is 25892975436.

It is a super-2 number, since 2×63457929852² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22178902 + ... + 22181762.

It is an arithmetic number, because the mean of its divisors is an integer number (1586378934).

Almost surely, 2^63457929852 is an apocalyptic number.

It is an amenable number.

63457929852 is an abundant number, since it is smaller than the sum of its proper divisors (88834447812).

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

63457929852 is a wasteful number, since it uses less digits than its factorization.

63457929852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279 (or 3277 counting only the distinct ones).

The product of its digits is 32659200, while the sum is 60.

The spelling of 63457929852 in words is "sixty-three billion, four hundred fifty-seven million, nine hundred twenty-nine thousand, eight hundred fifty-two".