63005904375 has 80 divisors (see below), whose sum is σ = 108503242848. Its totient is φ = 32488960000.

The previous prime is 63005904371. The next prime is 63005904391. The reversal of 63005904375 is 57340950036.

It is not a de Polignac number, because 63005904375 - 2² = 63005904371 is a prime.

It is a super-2 number, since 2×63005904375² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63005904371) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8683249 + ... + 8690501.

Almost surely, 2^63005904375 is an apocalyptic number.

63005904375 is a deficient number, since it is larger than the sum of its proper divisors (45497338473).

63005904375 is a wasteful number, since it uses less digits than its factorization.

63005904375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7430 (or 7415 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 42.

The spelling of 63005904375 in words is "sixty-three billion, five million, nine hundred four thousand, three hundred seventy-five".