21914118710 has 32 divisors (see below), whose sum is σ = 44902294272. Its totient is φ = 7622301280.

The previous prime is 21914118697. The next prime is 21914118731. The reversal of 21914118710 is 1781141912.

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 15 ways as a sum of consecutive naturals, for example, 4328324 + ... + 4333383.

It is an arithmetic number, because the mean of its divisors is an integer number (1403196696).

Almost surely, 2^21914118710 is an apocalyptic number.

21914118710 is an abundant number, since it is smaller than the sum of its proper divisors (22988175562).

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

21914118710 is a wasteful number, since it uses less digits than its factorization.

21914118710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8661748.

The product of its (nonzero) digits is 4032, while the sum is 35.

The spelling of 21914118710 in words is "twenty-one billion, nine hundred fourteen million, one hundred eighteen thousand, seven hundred ten".