122400554403445 has 64 divisors (see below), whose sum is σ = 154281577443840. Its totient is φ = 93125894980608.

The previous prime is 122400554403433. The next prime is 122400554403451. The reversal of 122400554403445 is 544304455004221.

It is a cyclic number.

It is not a de Polignac number, because 122400554403445 - 2⁷ = 122400554403317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3640364904 + ... + 3640398526.

It is an arithmetic number, because the mean of its divisors is an integer number (2410649647560).

Almost surely, 2^{122400554403445} is an apocalyptic number.

It is an amenable number.

122400554403445 is a deficient number, since it is larger than the sum of its proper divisors (31881023040395).

122400554403445 is a wasteful number, since it uses less digits than its factorization.

122400554403445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35614.

The product of its (nonzero) digits is 1536000, while the sum is 43.

The spelling of 122400554403445 in words is "one hundred twenty-two trillion, four hundred billion, five hundred fifty-four million, four hundred three thousand, four hundred forty-five".