122556062365456 has 80 divisors (see below), whose sum is σ = 255672416418048. Its totient is φ = 56766761216000.

The previous prime is 122556062365453. The next prime is 122556062365459. The reversal of 122556062365456 is 654563260655221.

It is an interprime number because it is at equal distance from previous prime (122556062365453) and next prime (122556062365459).

It is a super-4 number, since 4×122556062365456⁴ (a number of 57 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122556062365456.

It is not an unprimeable number, because it can be changed into a prime (122556062365453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27578020 + ... + 31712131.

Almost surely, 2^{122556062365456} is an apocalyptic number.

122556062365456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122556062365456 is an abundant number, since it is smaller than the sum of its proper divisors (133116354052592).

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

122556062365456 is a wasteful number, since it uses less digits than its factorization.

122556062365456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59290360 (or 59290354 counting only the distinct ones).

The product of its (nonzero) digits is 77760000, while the sum is 58.

The spelling of 122556062365456 in words is "one hundred twenty-two trillion, five hundred fifty-six billion, sixty-two million, three hundred sixty-five thousand, four hundred fifty-six".