64926432698 has 8 divisors (see below), whose sum is σ = 97410656640. Its totient is φ = 32456213820.

The previous prime is 64926432647. The next prime is 64926432721. The reversal of 64926432698 is 89623462946.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3489668 + ... + 3508223.

It is an arithmetic number, because the mean of its divisors is an integer number (12176332080).

Almost surely, 2^64926432698 is an apocalyptic number.

64926432698 is a deficient number, since it is larger than the sum of its proper divisors (32484223942).

64926432698 is a wasteful number, since it uses less digits than its factorization.

64926432698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7002532.

The product of its digits is 26873856, while the sum is 59.

The spelling of 64926432698 in words is "sixty-four billion, nine hundred twenty-six million, four hundred thirty-two thousand, six hundred ninety-eight".