15340789745 has 8 divisors (see below), whose sum is σ = 18410285760. Its totient is φ = 12271739760.

The previous prime is 15340789733. The next prime is 15340789759. The reversal of 15340789745 is 54798704351.

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

It is not a de Polignac number, because 15340789745 - 2⁴ = 15340789729 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30485 + ... + 177794.

It is an arithmetic number, because the mean of its divisors is an integer number (2301285720).

Almost surely, 2^15340789745 is an apocalyptic number.

It is an amenable number.

15340789745 is a deficient number, since it is larger than the sum of its proper divisors (3069496015).

15340789745 is a wasteful number, since it uses less digits than its factorization.

15340789745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223015.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 15340789745 in words is "fifteen billion, three hundred forty million, seven hundred eighty-nine thousand, seven hundred forty-five".