649295592946 has 64 divisors (see below), whose sum is σ = 1308229251840. Its totient is φ = 233413436160.

The previous prime is 649295592929. The next prime is 649295592947.

649295592946 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (649295592947) 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, 4714900 + ... + 4850656.

It is an arithmetic number, because the mean of its divisors is an integer number (20441082060).

Almost surely, 2^649295592946 is an apocalyptic number.

649295592946 is an abundant number, since it is smaller than the sum of its proper divisors (658933658894).

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

649295592946 is a wasteful number, since it uses less digits than its factorization.

649295592946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138179.

The product of its digits is 377913600, while the sum is 70.

The spelling of 649295592946 in words is "six hundred forty-nine billion, two hundred ninety-five million, five hundred ninety-two thousand, nine hundred forty-six".