122613541398 has 16 divisors (see below), whose sum is σ = 272474536560. Its totient is φ = 40871180448.

The previous prime is 122613541333. The next prime is 122613541409. The reversal of 122613541398 is 893145316221.

122613541398 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 13 + 541 + 3 + 98 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135310515 + ... + 1135310622.

It is an arithmetic number, because the mean of its divisors is an integer number (17029658535).

Almost surely, 2^122613541398 is an apocalyptic number.

122613541398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

122613541398 is an abundant number, since it is smaller than the sum of its proper divisors (149860995162).

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

122613541398 is a wasteful number, since it uses less digits than its factorization.

122613541398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270621148 (or 2270621142 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The spelling of 122613541398 in words is "one hundred twenty-two billion, six hundred thirteen million, five hundred forty-one thousand, three hundred ninety-eight".