6172961605542 has 24 divisors (see below), whose sum is σ = 13374969221640. Its totient is φ = 2057620164480.

The previous prime is 6172961605523. The next prime is 6172961605561. The reversal of 6172961605542 is 2455061692716.

6172961605542 is a `hidden beast` number, since 6 + 1 + 7 + 2 + 96 + 1 + 6 + 0 + 5 + 542 = 666.

It is an interprime number because it is at equal distance from previous prime (6172961605523) and next prime (6172961605561).

It is a super-2 number, since 2×6172961605542² (a number of 26 digits) contains 22 as substring.

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, 1666684 + ... + 3888927.

It is an arithmetic number, because the mean of its divisors is an integer number (557290384235).

Almost surely, 2^{6172961605542} is an apocalyptic number.

6172961605542 is an abundant number, since it is smaller than the sum of its proper divisors (7202007616098).

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

6172961605542 is a wasteful number, since it uses less digits than its factorization.

6172961605542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5617348 (or 5617345 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 6172961605542 in words is "six trillion, one hundred seventy-two billion, nine hundred sixty-one million, six hundred five thousand, five hundred forty-two".