103444631664 has 40 divisors (see below), whose sum is σ = 291525781632. Its totient is φ = 31346857920.

The previous prime is 103444631651. The next prime is 103444631711. The reversal of 103444631664 is 466136444301.

It is a happy number.

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, 97958404 + ... + 97959459.

Almost surely, 2^103444631664 is an apocalyptic number.

It is an amenable number.

103444631664 is an abundant number, since it is smaller than the sum of its proper divisors (188081149968).

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

103444631664 is a wasteful number, since it uses less digits than its factorization.

103444631664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195917885 (or 195917879 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 103444631664 in words is "one hundred three billion, four hundred forty-four million, six hundred thirty-one thousand, six hundred sixty-four".