63956529352 has 16 divisors (see below), whose sum is σ = 120047589900. Its totient is φ = 31943838720.

The previous prime is 63956529283. The next prime is 63956529367. The reversal of 63956529352 is 25392565936.

It can be written as a sum of positive squares in 2 ways, for example, as 59071358116 + 4885171236 = 243046^2 + 69894^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63956529293 and 63956529302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4295349 + ... + 4310212.

Almost surely, 2^63956529352 is an apocalyptic number.

It is an amenable number.

63956529352 is a deficient number, since it is larger than the sum of its proper divisors (56091060548).

63956529352 is a wasteful number, since it uses less digits than its factorization.

63956529352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8606496 (or 8606492 counting only the distinct ones).

The product of its digits is 13122000, while the sum is 55.

The spelling of 63956529352 in words is "sixty-three billion, nine hundred fifty-six million, five hundred twenty-nine thousand, three hundred fifty-two".