516490086690 has 32 divisors (see below), whose sum is σ = 1377306898560. Its totient is φ = 137730689712.

The previous prime is 516490086677. The next prime is 516490086701. The reversal of 516490086690 is 96680094615.

It is a happy number.

516490086690 is a `hidden beast` number, since 5 + 1 + 6 + 490 + 0 + 8 + 66 + 90 = 666.

It is a super-3 number, since 3×516490086690³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 956462854 + ... + 956463393.

It is an arithmetic number, because the mean of its divisors is an integer number (43040840580).

Almost surely, 2^516490086690 is an apocalyptic number.

516490086690 is an abundant number, since it is smaller than the sum of its proper divisors (860816811870).

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

516490086690 is a wasteful number, since it uses less digits than its factorization.

516490086690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912926263 (or 1912926257 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 516490086690 in words is "five hundred sixteen billion, four hundred ninety million, eighty-six thousand, six hundred ninety".