109622374640 has 20 divisors (see below), whose sum is σ = 254872021224. Its totient is φ = 43848949824.

The previous prime is 109622374633. The next prime is 109622374661. The reversal of 109622374640 is 46473226901.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 109622374591 and 109622374600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685139762 + ... + 685139921.

Almost surely, 2^109622374640 is an apocalyptic number.

109622374640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109622374640 is an abundant number, since it is smaller than the sum of its proper divisors (145249646584).

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

109622374640 is a wasteful number, since it uses less digits than its factorization.

109622374640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370279696 (or 1370279690 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 109622374640 in words is "one hundred nine billion, six hundred twenty-two million, three hundred seventy-four thousand, six hundred forty".