6508694402 has 24 divisors (see below), whose sum is σ = 11748633660. Its totient is φ = 2693251680.

The previous prime is 6508694389. The next prime is 6508694407. The reversal of 6508694402 is 2044968056.

It can be written as a sum of positive squares in 2 ways, for example, as 5754587881 + 754106521 = 75859^2 + 27461^2 .

It is a super-2 number, since 2×6508694402² = 84726205637252275208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6508694407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1142249 + ... + 1147932.

Almost surely, 2^6508694402 is an apocalyptic number.

6508694402 is a deficient number, since it is larger than the sum of its proper divisors (5239939258).

6508694402 is a wasteful number, since it uses less digits than its factorization.

6508694402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290226 (or 2290219 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 6508694402 is about 80676.4798562753. The cubic root of 6508694402 is about 1867.0873090230.

The spelling of 6508694402 in words is "six billion, five hundred eight million, six hundred ninety-four thousand, four hundred two".