63662737452117 has 16 divisors (see below), whose sum is σ = 84973840456320. Its totient is φ = 42396733094912.

The previous prime is 63662737452109. The next prime is 63662737452173. The reversal of 63662737452117 is 71125473726636.

It is a cyclic number.

It is not a de Polignac number, because 63662737452117 - 2³ = 63662737452109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63662737452317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77299984 + ... + 78119222.

It is an arithmetic number, because the mean of its divisors is an integer number (5310865028520).

Almost surely, 2^{63662737452117} is an apocalyptic number.

It is an amenable number.

63662737452117 is a deficient number, since it is larger than the sum of its proper divisors (21311103004203).

63662737452117 is a wasteful number, since it uses less digits than its factorization.

63662737452117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846732.

The product of its digits is 53343360, while the sum is 60.

The spelling of 63662737452117 in words is "sixty-three trillion, six hundred sixty-two billion, seven hundred thirty-seven million, four hundred fifty-two thousand, one hundred seventeen".