101656400444 has 24 divisors (see below), whose sum is σ = 183906390528. Its totient is φ = 49116521520.

The previous prime is 101656400407. The next prime is 101656400453. The reversal of 101656400444 is 444004656101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515462 + ... + 684845.

It is an arithmetic number, because the mean of its divisors is an integer number (7662766272).

Almost surely, 2^101656400444 is an apocalyptic number.

It is an amenable number.

101656400444 is a deficient number, since it is larger than the sum of its proper divisors (82249990084).

101656400444 is a wasteful number, since it uses less digits than its factorization.

101656400444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201025 (or 1201023 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 101656400444 in words is "one hundred one billion, six hundred fifty-six million, four hundred thousand, four hundred forty-four".