63112774617 has 80 divisors (see below), whose sum is σ = 102828781440. Its totient is φ = 38454248448.

The previous prime is 63112774583. The next prime is 63112774633. The reversal of 63112774617 is 71647721136.

63112774617 is a `hidden beast` number, since 6 + 3 + 1 + 1 + 27 + 7 + 4 + 617 = 666.

63112774617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-63112774617 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (63112774117) 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, 5234598 + ... + 5246640.

It is an arithmetic number, because the mean of its divisors is an integer number (1285359768).

Almost surely, 2^63112774617 is an apocalyptic number.

It is an amenable number.

63112774617 is a deficient number, since it is larger than the sum of its proper divisors (39716006823).

63112774617 is a wasteful number, since it uses less digits than its factorization.

63112774617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12204 (or 12195 counting only the distinct ones).

The product of its digits is 296352, while the sum is 45.

The spelling of 63112774617 in words is "sixty-three billion, one hundred twelve million, seven hundred seventy-four thousand, six hundred seventeen".