15375398345 has 16 divisors (see below), whose sum is σ = 18980621568. Its totient is φ = 11950711680.

The previous prime is 15375398333. The next prime is 15375398377. The reversal of 15375398345 is 54389357351.

It is a happy number.

It is not a de Polignac number, because 15375398345 - 2¹² = 15375394249 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, 206591 + ... + 270980.

It is an arithmetic number, because the mean of its divisors is an integer number (1186288848).

Almost surely, 2^15375398345 is an apocalyptic number.

It is an amenable number.

15375398345 is a deficient number, since it is larger than the sum of its proper divisors (3605223223).

15375398345 is a wasteful number, since it uses less digits than its factorization.

15375398345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477760.

The product of its digits is 6804000, while the sum is 53.

The spelling of 15375398345 in words is "fifteen billion, three hundred seventy-five million, three hundred ninety-eight thousand, three hundred forty-five".