21714627582 has 20 divisors (see below), whose sum is σ = 48656851056. Its totient is φ = 7238209140.

The previous prime is 21714627559. The next prime is 21714627593. The reversal of 21714627582 is 28572641712.

21714627582 is a `hidden beast` number, since 2 + 1 + 7 + 1 + 4 + 62 + 7 + 582 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 67020294 + ... + 67020617.

Almost surely, 2^21714627582 is an apocalyptic number.

21714627582 is an abundant number, since it is smaller than the sum of its proper divisors (26942223474).

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

21714627582 is a wasteful number, since it uses less digits than its factorization.

21714627582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134040925 (or 134040916 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The spelling of 21714627582 in words is "twenty-one billion, seven hundred fourteen million, six hundred twenty-seven thousand, five hundred eighty-two".