15963229150801 has 9 divisors (see below), whose sum is σ = 15979583077681. Its totient is φ = 15946891956112.

The previous prime is 15963229150747. The next prime is 15963229150811. The reversal of 15963229150801 is 10805192236951.

The square root of 15963229150801 is 3995401.

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

15963229150801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 260713381201 + 15702515769600 = 510601^2 + 3962640^2 .

It is not a de Polignac number, because 15963229150801 - 2²³ = 15963220762193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15963229150811) 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, 6444580575 + ... + 6444583051.

Almost surely, 2^{15963229150801} is an apocalyptic number.

15963229150801 is the 3995401-st square number.

15963229150801 is the 1997701-st centered octagonal number.

It is an amenable number.

15963229150801 is a deficient number, since it is larger than the sum of its proper divisors (16353926880).

15963229150801 is an frugal number, since it uses more digits than its factorization.

15963229150801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8180 (or 4090 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 52.

The spelling of 15963229150801 in words is "fifteen trillion, nine hundred sixty-three billion, two hundred twenty-nine million, one hundred fifty thousand, eight hundred one".