122506745482477 has 4 divisors (see below), whose sum is σ = 122520221098816. Its totient is φ = 122493269866140.

The previous prime is 122506745482453. The next prime is 122506745482553. The reversal of 122506745482477 is 774284547605221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122506745482477 - 2⁴³ = 113710652460269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122506745482777) 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, 6737794533 + ... + 6737812714.

It is an arithmetic number, because the mean of its divisors is an integer number (30630055274704).

Almost surely, 2^{122506745482477} is an apocalyptic number.

It is an amenable number.

122506745482477 is a deficient number, since it is larger than the sum of its proper divisors (13475616339).

122506745482477 is an equidigital number, since it uses as much as digits as its factorization.

122506745482477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13475616338.

The product of its (nonzero) digits is 210739200, while the sum is 64.

The spelling of 122506745482477 in words is "one hundred twenty-two trillion, five hundred six billion, seven hundred forty-five million, four hundred eighty-two thousand, four hundred seventy-seven".