7816488022 has 32 divisors (see below), whose sum is σ = 13473008640. Its totient is φ = 3331646880.

The previous prime is 7816487989. The next prime is 7816488023. The reversal of 7816488022 is 2208846187.

It is a happy number.

It is a super-2 number, since 2×7816488022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7816488023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2214423 + ... + 2217949.

It is an arithmetic number, because the mean of its divisors is an integer number (421031520).

Almost surely, 2^7816488022 is an apocalyptic number.

7816488022 is a deficient number, since it is larger than the sum of its proper divisors (5656520618).

7816488022 is a wasteful number, since it uses less digits than its factorization.

7816488022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356.

The product of its (nonzero) digits is 344064, while the sum is 46.

The square root of 7816488022 is about 88410.9044292614. The cubic root of 7816488022 is about 1984.5888890103.

The spelling of 7816488022 in words is "seven billion, eight hundred sixteen million, four hundred eighty-eight thousand, twenty-two".