649950001504 has 48 divisors (see below), whose sum is σ = 1347022338480. Its totient is φ = 307851287040.

The previous prime is 649950001489. The next prime is 649950001513. The reversal of 649950001504 is 405100059946.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14504574 + ... + 14549314.

It is an arithmetic number, because the mean of its divisors is an integer number (28062965385).

Almost surely, 2^649950001504 is an apocalyptic number.

It is an amenable number.

649950001504 is an abundant number, since it is smaller than the sum of its proper divisors (697072336976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

649950001504 is a wasteful number, since it uses less digits than its factorization.

649950001504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68663 (or 68655 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 649950001504 in words is "six hundred forty-nine billion, nine hundred fifty million, one thousand, five hundred four".