122555305555004 has 48 divisors (see below), whose sum is σ = 250124549472000. Its totient is φ = 52521249373488.

The previous prime is 122555305554971. The next prime is 122555305555009. The reversal of 122555305555004 is 400555503555221.

It is a self number, because there is not a number n which added to its sum of digits gives 122555305555004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122555305555009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27454427 + ... + 31604685.

It is an arithmetic number, because the mean of its divisors is an integer number (5210928114000).

Almost surely, 2^{122555305555004} is an apocalyptic number.

122555305555004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

122555305555004 is an abundant number, since it is smaller than the sum of its proper divisors (127569243916996).

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

122555305555004 is a wasteful number, since it uses less digits than its factorization.

122555305555004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4171807 (or 4171791 counting only the distinct ones).

The product of its (nonzero) digits is 3750000, while the sum is 47.

The spelling of 122555305555004 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, three hundred five million, five hundred fifty-five thousand, four".