63960680551192 has 32 divisors (see below), whose sum is σ = 120543366834000. Its totient is φ = 31815805162624.

The previous prime is 63960680551139. The next prime is 63960680551193. The reversal of 63960680551192 is 29115508606936.

It is a self number, because there is not a number n which added to its sum of digits gives 63960680551192.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63960680551193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21534483 + ... + 24323965.

Almost surely, 2^{63960680551192} is an apocalyptic number.

It is an amenable number.

63960680551192 is a deficient number, since it is larger than the sum of its proper divisors (56582686282808).

63960680551192 is a wasteful number, since it uses less digits than its factorization.

63960680551192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804235 (or 2804231 counting only the distinct ones).

The product of its (nonzero) digits is 20995200, while the sum is 61.

The spelling of 63960680551192 in words is "sixty-three trillion, nine hundred sixty billion, six hundred eighty million, five hundred fifty-one thousand, one hundred ninety-two".