15254146216 has 8 divisors (see below), whose sum is σ = 28601524170. Its totient is φ = 7627073104.

The previous prime is 15254146213. The next prime is 15254146249. The reversal of 15254146216 is 61264145251.

It can be written as a sum of positive squares in only one way, i.e., 14522660100 + 731486116 = 120510^2 + 27046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (15254146213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953384131 + ... + 953384146.

Almost surely, 2^15254146216 is an apocalyptic number.

It is an amenable number.

15254146216 is a deficient number, since it is larger than the sum of its proper divisors (13347377954).

15254146216 is a wasteful number, since it uses less digits than its factorization.

15254146216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1906768283 (or 1906768279 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The spelling of 15254146216 in words is "fifteen billion, two hundred fifty-four million, one hundred forty-six thousand, two hundred sixteen".