649243072296 has 144 divisors (see below), whose sum is σ = 2176034758560. Its totient is φ = 171228919680.

The previous prime is 649243072273. The next prime is 649243072333. The reversal of 649243072296 is 692270342946.

649243072296 is a `hidden beast` number, since 6 + 49 + 2 + 4 + 307 + 2 + 296 = 666.

649243072296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3726010 + ... + 3896361.

It is an arithmetic number, because the mean of its divisors is an integer number (15111352490).

Almost surely, 2^649243072296 is an apocalyptic number.

It is an amenable number.

649243072296 is an abundant number, since it is smaller than the sum of its proper divisors (1526791686264).

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

649243072296 is a wasteful number, since it uses less digits than its factorization.

649243072296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7622416 (or 7622396 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 54.

The spelling of 649243072296 in words is "six hundred forty-nine billion, two hundred forty-three million, seventy-two thousand, two hundred ninety-six".