122504853492 has 384 divisors, whose sum is σ = 391587840000. Its totient is φ = 32344925184.

The previous prime is 122504853481. The next prime is 122504853533. The reversal of 122504853492 is 294358405221.

122504853492 is a `hidden beast` number, since 1 + 2 + 2 + 50 + 485 + 34 + 92 = 666.

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 127 ways as a sum of consecutive naturals, for example, 100992678 + ... + 100993890.

It is an arithmetic number, because the mean of its divisors is an integer number (1019760000).

Almost surely, 2^122504853492 is an apocalyptic number.

122504853492 is a gapful number since it is divisible by the number (12) 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 122504853492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195793920000).

122504853492 is an abundant number, since it is smaller than the sum of its proper divisors (269082986508).

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

122504853492 is a wasteful number, since it uses less digits than its factorization.

122504853492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420 (or 1412 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 122504853492 in words is "one hundred twenty-two billion, five hundred four million, eight hundred fifty-three thousand, four hundred ninety-two".