616541746160 has 20 divisors (see below), whose sum is σ = 1433459560008. Its totient is φ = 246616698432.

The previous prime is 616541746159. The next prime is 616541746193. The reversal of 616541746160 is 61647145616.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3853385834 + ... + 3853385993.

Almost surely, 2^616541746160 is an apocalyptic number.

It is an amenable number.

616541746160 is an abundant number, since it is smaller than the sum of its proper divisors (816917813848).

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

616541746160 is a wasteful number, since it uses less digits than its factorization.

616541746160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7706771840 (or 7706771834 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 616541746160 in words is "six hundred sixteen billion, five hundred forty-one million, seven hundred forty-six thousand, one hundred sixty".