675699615 has 12 divisors (see below), whose sum is σ = 1171212744. Its totient is φ = 360373104.

The previous prime is 675699601. The next prime is 675699631. The reversal of 675699615 is 516996576.

675699615 is a `hidden beast` number, since 67 + 569 + 9 + 6 + 15 = 666.

It is not a de Polignac number, because 675699615 - 2⁴ = 675699599 is a prime.

It is a super-2 number, since 2×675699615² = 913139939422296450, which 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 11 ways as a sum of consecutive naturals, for example, 7507729 + ... + 7507818.

It is an arithmetic number, because the mean of its divisors is an integer number (97601062).

Almost surely, 2^675699615 is an apocalyptic number.

675699615 is a deficient number, since it is larger than the sum of its proper divisors (495513129).

675699615 is a wasteful number, since it uses less digits than its factorization.

675699615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15015558 (or 15015555 counting only the distinct ones).

The product of its digits is 3061800, while the sum is 54.

The square root of 675699615 is about 25994.2227235207. Note that the first 3 decimals coincide. The cubic root of 675699615 is about 877.5082815105.

The spelling of 675699615 in words is "six hundred seventy-five million, six hundred ninety-nine thousand, six hundred fifteen".