802477720022 has 64 divisors (see below), whose sum is σ = 1448835128640. Its totient is φ = 329047756800.

The previous prime is 802477720003. The next prime is 802477720067. The reversal of 802477720022 is 220027774208.

It is a super-2 number, since 2×802477720022² (a number of 25 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 31 ways as a sum of consecutive naturals, for example, 1215872 + ... + 1755932.

It is an arithmetic number, because the mean of its divisors is an integer number (22638048885).

Almost surely, 2^802477720022 is an apocalyptic number.

802477720022 is a deficient number, since it is larger than the sum of its proper divisors (646357408618).

802477720022 is a wasteful number, since it uses less digits than its factorization.

802477720022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540257.

The product of its (nonzero) digits is 175616, while the sum is 41.

The spelling of 802477720022 in words is "eight hundred two billion, four hundred seventy-seven million, seven hundred twenty thousand, twenty-two".