616780380541332 has 96 divisors (see below), whose sum is σ = 1648094068857600. Its totient is φ = 175864472727552.

The previous prime is 616780380541301. The next prime is 616780380541439. The reversal of 616780380541332 is 233145083087616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620876644 + ... + 621869252.

It is an arithmetic number, because the mean of its divisors is an integer number (17167646550600).

Almost surely, 2^{616780380541332} is an apocalyptic number.

It is an amenable number.

616780380541332 is an abundant number, since it is smaller than the sum of its proper divisors (1031313688316268).

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

616780380541332 is a wasteful number, since it uses less digits than its factorization.

616780380541332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007665 (or 1007663 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 616780380541332 in words is "six hundred sixteen trillion, seven hundred eighty billion, three hundred eighty million, five hundred forty-one thousand, three hundred thirty-two".