15463917316 has 27 divisors (see below), whose sum is σ = 27386444127. Its totient is φ = 7640309760.

The previous prime is 15463917251. The next prime is 15463917319. The reversal of 15463917316 is 61371936451.

The square root of 15463917316 is 124354.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2537136900 + 12926780416 = 50370^2 + 113696^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15463917319) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24124356 + ... + 24124996.

Almost surely, 2^15463917316 is an apocalyptic number.

15463917316 is the 124354-th square number.

It is an amenable number.

15463917316 is a deficient number, since it is larger than the sum of its proper divisors (11922526811).

15463917316 is an frugal number, since it uses more digits than its factorization.

15463917316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480 (or 740 counting only the distinct ones).

The product of its digits is 408240, while the sum is 46.

The spelling of 15463917316 in words is "fifteen billion, four hundred sixty-three million, nine hundred seventeen thousand, three hundred sixteen".