63442035364 has 48 divisors (see below), whose sum is σ = 112887786816. Its totient is φ = 31193424000.

The previous prime is 63442035359. The next prime is 63442035379. The reversal of 63442035364 is 46353024436.

It is a happy number.

It is a super-2 number, since 2×63442035364² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74374762 + ... + 74375614.

It is an arithmetic number, because the mean of its divisors is an integer number (2351828892).

Almost surely, 2^63442035364 is an apocalyptic number.

It is an amenable number.

63442035364 is a deficient number, since it is larger than the sum of its proper divisors (49445751452).

63442035364 is a wasteful number, since it uses less digits than its factorization.

63442035364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996 (or 1994 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 40.

The spelling of 63442035364 in words is "sixty-three billion, four hundred forty-two million, thirty-five thousand, three hundred sixty-four".