15677374465 has 8 divisors (see below), whose sum is σ = 18853136640. Its totient is φ = 12515041392.

The previous prime is 15677374423. The next prime is 15677374511. The reversal of 15677374465 is 56447377651.

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

It is a cyclic number.

It is not a de Polignac number, because 15677374465 - 2⁷ = 15677374337 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3354705 + ... + 3359374.

It is an arithmetic number, because the mean of its divisors is an integer number (2356642080).

Almost surely, 2^15677374465 is an apocalyptic number.

It is an amenable number.

15677374465 is a deficient number, since it is larger than the sum of its proper divisors (3175762175).

15677374465 is an equidigital number, since it uses as much as digits as its factorization.

15677374465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6714551.

The product of its digits is 14817600, while the sum is 55.

The spelling of 15677374465 in words is "fifteen billion, six hundred seventy-seven million, three hundred seventy-four thousand, four hundred sixty-five".