122966497851 has 32 divisors (see below), whose sum is σ = 179257909248. Its totient is φ = 74642334720.

The previous prime is 122966497837. The next prime is 122966497859. The reversal of 122966497851 is 158794669221.

It is not a de Polignac number, because 122966497851 - 2¹⁴ = 122966481467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122966497859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5669710 + ... + 5691356.

It is an arithmetic number, because the mean of its divisors is an integer number (5601809664).

Almost surely, 2^122966497851 is an apocalyptic number.

122966497851 is a deficient number, since it is larger than the sum of its proper divisors (56291411397).

122966497851 is a wasteful number, since it uses less digits than its factorization.

122966497851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25291.

The product of its digits is 13063680, while the sum is 60.

The spelling of 122966497851 in words is "one hundred twenty-two billion, nine hundred sixty-six million, four hundred ninety-seven thousand, eight hundred fifty-one".