122978577070 has 8 divisors (see below), whose sum is σ = 221361438744. Its totient is φ = 49191430824.

The previous prime is 122978577061. The next prime is 122978577077. The reversal of 122978577070 is 70775879221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122978577077) 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, 6148928844 + ... + 6148928863.

It is an arithmetic number, because the mean of its divisors is an integer number (27670179843).

Almost surely, 2^122978577070 is an apocalyptic number.

122978577070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122978577070 is a deficient number, since it is larger than the sum of its proper divisors (98382861674).

122978577070 is a wasteful number, since it uses less digits than its factorization.

122978577070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12297857714.

The product of its (nonzero) digits is 3457440, while the sum is 55.

The spelling of 122978577070 in words is "one hundred twenty-two billion, nine hundred seventy-eight million, five hundred seventy-seven thousand, seventy".