15145304161023 has 32 divisors (see below), whose sum is σ = 22768855764480. Its totient is φ = 9947945629440.

The previous prime is 15145304160947. The next prime is 15145304161037. The reversal of 15145304161023 is 32016140354151.

15145304161023 is a `hidden beast` number, since 1 + 5 + 1 + 4 + 5 + 30 + 4 + 1 + 610 + 2 + 3 = 666.

It is not a de Polignac number, because 15145304161023 - 2¹⁴ = 15145304144639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15145304161063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179215 + ... + 5506607.

It is an arithmetic number, because the mean of its divisors is an integer number (711526742640).

Almost surely, 2^{15145304161023} is an apocalyptic number.

15145304161023 is a deficient number, since it is larger than the sum of its proper divisors (7623551603457).

15145304161023 is a wasteful number, since it uses less digits than its factorization.

15145304161023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5328956 (or 5328950 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 15145304161023 in words is "fifteen trillion, one hundred forty-five billion, three hundred four million, one hundred sixty-one thousand, twenty-three".