79516492142 has 8 divisors (see below), whose sum is σ = 119275946976. Its totient is φ = 39757843152.

The previous prime is 79516492109. The next prime is 79516492151. The reversal of 79516492142 is 24129461597.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230258 + ... + 460490.

It is an arithmetic number, because the mean of its divisors is an integer number (14909493372).

Almost surely, 2^79516492142 is an apocalyptic number.

79516492142 is a deficient number, since it is larger than the sum of its proper divisors (39759454834).

79516492142 is a wasteful number, since it uses less digits than its factorization.

79516492142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402922.

The product of its digits is 1088640, while the sum is 50.

The spelling of 79516492142 in words is "seventy-nine billion, five hundred sixteen million, four hundred ninety-two thousand, one hundred forty-two".