122277471129408 has 112 divisors (see below), whose sum is σ = 389203980869120. Its totient is φ = 33097661351424.

The previous prime is 122277471129403. The next prime is 122277471129421. The reversal of 122277471129408 is 804921174772221.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122277471129403) 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, 2394191866 + ... + 2394242937.

Almost surely, 2^{122277471129408} is an apocalyptic number.

It is an amenable number.

122277471129408 is an abundant number, since it is smaller than the sum of its proper divisors (266926509739712).

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

122277471129408 is a wasteful number, since it uses less digits than its factorization.

122277471129408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4788434844 (or 4788434834 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 57.

The spelling of 122277471129408 in words is "one hundred twenty-two trillion, two hundred seventy-seven billion, four hundred seventy-one million, one hundred twenty-nine thousand, four hundred eight".