15901462201 has 9 divisors (see below), whose sum is σ = 16253047461. Its totient is φ = 15557332572.

The previous prime is 15901462163. The next prime is 15901462223. The reversal of 15901462201 is 10226410951.

The square root of 15901462201 is 126101.

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

It is not a de Polignac number, because 15901462201 - 2¹⁵ = 15901429433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15901412201) 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, 5925406 + ... + 5928088.

Almost surely, 2^15901462201 is an apocalyptic number.

15901462201 is the 126101-st square number.

15901462201 is the 63051-st centered octagonal number.

It is an amenable number.

15901462201 is a deficient number, since it is larger than the sum of its proper divisors (351585260).

15901462201 is an frugal number, since it uses more digits than its factorization.

15901462201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5460 (or 2730 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 15901462201 in words is "fifteen billion, nine hundred one million, four hundred sixty-two thousand, two hundred one".