15334696661 has 8 divisors (see below), whose sum is σ = 15540854784. Its totient is φ = 15129873360.

The previous prime is 15334696649. The next prime is 15334696669. The reversal of 15334696661 is 16669643351.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15334696661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15334696669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310565 + ... + 356538.

It is an arithmetic number, because the mean of its divisors is an integer number (1942606848).

Almost surely, 2^15334696661 is an apocalyptic number.

It is an amenable number.

15334696661 is a deficient number, since it is larger than the sum of its proper divisors (206158123).

15334696661 is a wasteful number, since it uses less digits than its factorization.

15334696661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667411.

The product of its digits is 2099520, while the sum is 50.

The spelling of 15334696661 in words is "fifteen billion, three hundred thirty-four million, six hundred ninety-six thousand, six hundred sixty-one".