63356640043215 has 32 divisors (see below), whose sum is σ = 102319284001536. Its totient is φ = 33473995892480.

The previous prime is 63356640043199. The next prime is 63356640043219. The reversal of 63356640043215 is 51234004665336.

It is not a de Polignac number, because 63356640043215 - 2⁴ = 63356640043199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63356640043219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162762859 + ... + 163151651.

It is an arithmetic number, because the mean of its divisors is an integer number (3197477625048).

Almost surely, 2^{63356640043215} is an apocalyptic number.

63356640043215 is a deficient number, since it is larger than the sum of its proper divisors (38962643958321).

63356640043215 is a wasteful number, since it uses less digits than its factorization.

63356640043215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490439.

The product of its (nonzero) digits is 4665600, while the sum is 48.

The spelling of 63356640043215 in words is "sixty-three trillion, three hundred fifty-six billion, six hundred forty million, forty-three thousand, two hundred fifteen".