21614107754 has 16 divisors (see below), whose sum is σ = 32484617568. Its totient is φ = 10785921552.

The previous prime is 21614107729. The next prime is 21614107783. The reversal of 21614107754 is 45770141612.

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, 3065357 + ... + 3072399.

It is an arithmetic number, because the mean of its divisors is an integer number (2030288598).

Almost surely, 2^21614107754 is an apocalyptic number.

21614107754 is a deficient number, since it is larger than the sum of its proper divisors (10870509814).

21614107754 is a wasteful number, since it uses less digits than its factorization.

21614107754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9829.

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 21614107754 in words is "twenty-one billion, six hundred fourteen million, one hundred seven thousand, seven hundred fifty-four".