67161199093792 has 12 divisors (see below), whose sum is σ = 132223610715966. Its totient is φ = 33580599546880.

The previous prime is 67161199093717. The next prime is 67161199093811. The reversal of 67161199093792 is 29739099116176.

It can be written as a sum of positive squares in only one way, i.e., 53608228071696 + 13552971022096 = 7321764^2 + 3681436^2 .

It is a hoax number, since the sum of its digits (70) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049393735809 + ... + 1049393735872.

Almost surely, 2^{67161199093792} is an apocalyptic number.

It is an amenable number.

67161199093792 is a deficient number, since it is larger than the sum of its proper divisors (65062411622174).

67161199093792 is a wasteful number, since it uses less digits than its factorization.

67161199093792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098787471691 (or 2098787471683 counting only the distinct ones).

The product of its (nonzero) digits is 69441624, while the sum is 70.

The spelling of 67161199093792 in words is "sixty-seven trillion, one hundred sixty-one billion, one hundred ninety-nine million, ninety-three thousand, seven hundred ninety-two".