63247042615 has 4 divisors (see below), whose sum is σ = 75896451144. Its totient is φ = 50597634088.

The previous prime is 63247042601. The next prime is 63247042657. The reversal of 63247042615 is 51624074236.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63247042615 - 2⁵ = 63247042583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6324704257 + ... + 6324704266.

It is an arithmetic number, because the mean of its divisors is an integer number (18974112786).

Almost surely, 2^63247042615 is an apocalyptic number.

63247042615 is a deficient number, since it is larger than the sum of its proper divisors (12649408529).

63247042615 is a wasteful number, since it uses less digits than its factorization.

63247042615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12649408528.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 63247042615 in words is "sixty-three billion, two hundred forty-seven million, forty-two thousand, six hundred fifteen".