15354740065 has 16 divisors (see below), whose sum is σ = 21346397568. Its totient is φ = 10384730496.

The previous prime is 15354740021. The next prime is 15354740077. The reversal of 15354740065 is 56004745351.

It is not a de Polignac number, because 15354740065 - 2²¹ = 15352642913 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3002287 + ... + 3007396.

It is an arithmetic number, because the mean of its divisors is an integer number (1334149848).

Almost surely, 2^15354740065 is an apocalyptic number.

It is an amenable number.

15354740065 is a deficient number, since it is larger than the sum of its proper divisors (5991657503).

15354740065 is an equidigital number, since it uses as much as digits as its factorization.

15354740065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6009768.

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 15354740065 in words is "fifteen billion, three hundred fifty-four million, seven hundred forty thousand, sixty-five".