122925266928 has 120 divisors (see below), whose sum is σ = 357427064176. Its totient is φ = 40898649600.

The previous prime is 122925266911. The next prime is 122925266957. The reversal of 122925266928 is 829662529221.

122925266928 is a `hidden beast` number, since 1 + 2 + 2 + 92 + 526 + 6 + 9 + 28 = 666.

It is a super-2 number, since 2×122925266928² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2074188 + ... + 2132628.

Almost surely, 2^122925266928 is an apocalyptic number.

122925266928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122925266928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178713532088).

122925266928 is an abundant number, since it is smaller than the sum of its proper divisors (234501797248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122925266928 is an equidigital number, since it uses as much as digits as its factorization.

122925266928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59005 (or 58987 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The spelling of 122925266928 in words is "one hundred twenty-two billion, nine hundred twenty-five million, two hundred sixty-six thousand, nine hundred twenty-eight".