122879626042 has 8 divisors (see below), whose sum is σ = 185245668000. Its totient is φ = 61131070044.

The previous prime is 122879626033. The next prime is 122879626043. The reversal of 122879626042 is 240626978221.

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

It is not an unprimeable number, because it can be changed into a prime (122879626043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154370992 + ... + 154371787.

It is an arithmetic number, because the mean of its divisors is an integer number (23155708500).

Almost surely, 2^122879626042 is an apocalyptic number.

122879626042 is a deficient number, since it is larger than the sum of its proper divisors (62366041958).

122879626042 is a wasteful number, since it uses less digits than its factorization.

122879626042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308742980.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 122879626042 in words is "one hundred twenty-two billion, eight hundred seventy-nine million, six hundred twenty-six thousand, forty-two".