427639932022 has 8 divisors (see below), whose sum is σ = 646356538872. Its totient is φ = 212187752400.

The previous prime is 427639931987. The next prime is 427639932059. The reversal of 427639932022 is 220239936724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×427639932022² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816106479 + ... + 816107002.

It is an arithmetic number, because the mean of its divisors is an integer number (80794567359).

Almost surely, 2^427639932022 is an apocalyptic number.

427639932022 is a deficient number, since it is larger than the sum of its proper divisors (218716606850).

427639932022 is a wasteful number, since it uses less digits than its factorization.

427639932022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632213614.

The product of its (nonzero) digits is 1959552, while the sum is 49.

The spelling of 427639932022 in words is "four hundred twenty-seven billion, six hundred thirty-nine million, nine hundred thirty-two thousand, twenty-two".