61992343138104 has 48 divisors (see below), whose sum is σ = 167901568668600. Its totient is φ = 20663420307264.

The previous prime is 61992343138073. The next prime is 61992343138111. The reversal of 61992343138104 is 40183134329916.

61992343138104 is a `hidden beast` number, since 6 + 1 + 99 + 234 + 313 + 8 + 1 + 0 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12299119 + ... + 16590750.

Almost surely, 2^{61992343138104} is an apocalyptic number.

It is an amenable number.

61992343138104 is an abundant number, since it is smaller than the sum of its proper divisors (105909225530496).

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

61992343138104 is a wasteful number, since it uses less digits than its factorization.

61992343138104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28919684 (or 28919677 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 61992343138104 in words is "sixty-one trillion, nine hundred ninety-two billion, three hundred forty-three million, one hundred thirty-eight thousand, one hundred four".