15459113945 has 32 divisors (see below), whose sum is σ = 20936392704. Its totient is φ = 10856260800.

The previous prime is 15459113939. The next prime is 15459113959. The reversal of 15459113945 is 54931195451.

It is not a de Polignac number, because 15459113945 - 2⁸ = 15459113689 is a prime.

It is a super-3 number, since 3×15459113945³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15459113945.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 779624 + ... + 799206.

It is an arithmetic number, because the mean of its divisors is an integer number (654262272).

Almost surely, 2^15459113945 is an apocalyptic number.

It is an amenable number.

15459113945 is a deficient number, since it is larger than the sum of its proper divisors (5477278759).

15459113945 is a wasteful number, since it uses less digits than its factorization.

15459113945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20093.

The product of its digits is 486000, while the sum is 47.

The spelling of 15459113945 in words is "fifteen billion, four hundred fifty-nine million, one hundred thirteen thousand, nine hundred forty-five".