15361336397 has 8 divisors (see below), whose sum is σ = 16758718560. Its totient is φ = 13964103760.

The previous prime is 15361336387. The next prime is 15361336427. The reversal of 15361336397 is 79363316351.

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 15361336397 - 2²⁰ = 15360287821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15361336307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384479 + ... + 422547.

It is an arithmetic number, because the mean of its divisors is an integer number (2094839820).

Almost surely, 2^15361336397 is an apocalyptic number.

It is an amenable number.

15361336397 is a deficient number, since it is larger than the sum of its proper divisors (1397382163).

15361336397 is a wasteful number, since it uses less digits than its factorization.

15361336397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74763.

The product of its digits is 918540, while the sum is 47.

The spelling of 15361336397 in words is "fifteen billion, three hundred sixty-one million, three hundred thirty-six thousand, three hundred ninety-seven".