616954459616 has 48 divisors (see below), whose sum is σ = 1325145851568. Its totient is φ = 280413542400.

The previous prime is 616954459579. The next prime is 616954459741.

616954459616 is nontrivially palindromic in base 10.

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, 5496536 + ... + 5607656.

It is an arithmetic number, because the mean of its divisors is an integer number (27607205241).

Almost surely, 2^616954459616 is an apocalyptic number.

It is an amenable number.

616954459616 is an abundant number, since it is smaller than the sum of its proper divisors (708191391952).

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

616954459616 is a wasteful number, since it uses less digits than its factorization.

616954459616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126915 (or 126907 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 62.

The spelling of 616954459616 in words is "six hundred sixteen billion, nine hundred fifty-four million, four hundred fifty-nine thousand, six hundred sixteen".