101944471854 has 16 divisors (see below), whose sum is σ = 204803246592. Its totient is φ = 33829106808.

The previous prime is 101944471793. The next prime is 101944471877. The reversal of 101944471854 is 458174449101.

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, 38094504 + ... + 38097179.

It is an arithmetic number, because the mean of its divisors is an integer number (12800202912).

Almost surely, 2^101944471854 is an apocalyptic number.

101944471854 is an abundant number, since it is smaller than the sum of its proper divisors (102858774738).

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

101944471854 is a wasteful number, since it uses less digits than its factorization.

101944471854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76191911.

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 101944471854 in words is "one hundred one billion, nine hundred forty-four million, four hundred seventy-one thousand, eight hundred fifty-four".