616381761493134 has 48 divisors (see below), whose sum is σ = 1643684697319392. Its totient is φ = 162562222810944.

The previous prime is 616381761493129. The next prime is 616381761493159. The reversal of 616381761493134 is 431394167183616.

It is a happy number.

616381761493134 is a `hidden beast` number, since 6 + 1 + 6 + 3 + 8 + 1 + 7 + 6 + 1 + 493 + 134 = 666.

It is a super-2 number, since 2×616381761493134² (a number of 30 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188150719209 + ... + 188150722484.

It is an arithmetic number, because the mean of its divisors is an integer number (34243431194154).

Almost surely, 2^{616381761493134} is an apocalyptic number.

616381761493134 is an abundant number, since it is smaller than the sum of its proper divisors (1027302935826258).

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

616381761493134 is a wasteful number, since it uses less digits than its factorization.

616381761493134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376301441721 (or 376301441718 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 63.

The spelling of 616381761493134 in words is "six hundred sixteen trillion, three hundred eighty-one billion, seven hundred sixty-one million, four hundred ninety-three thousand, one hundred thirty-four".