648313511415 has 32 divisors (see below), whose sum is σ = 1090112111616. Its totient is φ = 328598363520.

The previous prime is 648313511389. The next prime is 648313511423. The reversal of 648313511415 is 514115313846.

It is not a de Polignac number, because 648313511415 - 2⁸ = 648313511159 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13559071 + ... + 13606800.

It is an arithmetic number, because the mean of its divisors is an integer number (34066003488).

Almost surely, 2^648313511415 is an apocalyptic number.

648313511415 is a deficient number, since it is larger than the sum of its proper divisors (441798600201).

648313511415 is a wasteful number, since it uses less digits than its factorization.

648313511415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27165959.

The product of its digits is 172800, while the sum is 42.

The spelling of 648313511415 in words is "six hundred forty-eight billion, three hundred thirteen million, five hundred eleven thousand, four hundred fifteen".