8086629690 has 36 divisors (see below), whose sum is σ = 21027455514. Its totient is φ = 2156207088.

The previous prime is 8086629619. The next prime is 8086629709. The reversal of 8086629690 is 969266808.

8086629690 is a `hidden beast` number, since 8 + 0 + 8 + 6 + 629 + 6 + 9 + 0 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7277966721 + 808662969 = 85311^2 + 28437^2 .

It is a super-2 number, since 2×8086629690² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 848371 + ... + 857849.

Almost surely, 2^8086629690 is an apocalyptic number.

8086629690 is an abundant number, since it is smaller than the sum of its proper divisors (12940825824).

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

8086629690 is an frugal number, since it uses more digits than its factorization.

8086629690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18971 (or 9489 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 8086629690 is about 89925.6898222082. The cubic root of 8086629690 is about 2007.1932384770.

The spelling of 8086629690 in words is "eight billion, eighty-six million, six hundred twenty-nine thousand, six hundred ninety".