649210726614 has 16 divisors (see below), whose sum is σ = 1299093189552. Its totient is φ = 216291619488.

The previous prime is 649210726603. The next prime is 649210726643. The reversal of 649210726614 is 416627012946.

It is a happy number.

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, 27976449 + ... + 27999644.

It is an arithmetic number, because the mean of its divisors is an integer number (81193324347).

Almost surely, 2^649210726614 is an apocalyptic number.

649210726614 is an abundant number, since it is smaller than the sum of its proper divisors (649882462938).

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

649210726614 is a wasteful number, since it uses less digits than its factorization.

649210726614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55978031.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 649210726614 in words is "six hundred forty-nine billion, two hundred ten million, seven hundred twenty-six thousand, six hundred fourteen".