15845354132 has 24 divisors (see below), whose sum is σ = 28423326120. Its totient is φ = 7724643840.

The previous prime is 15845354117. The next prime is 15845354153. The reversal of 15845354132 is 23145354851.

15845354132 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 586756 + 15844767376 = 766^2 + 125876^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 15845354132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242594 + ... + 300902.

It is an arithmetic number, because the mean of its divisors is an integer number (1184305255).

Almost surely, 2^15845354132 is an apocalyptic number.

It is an amenable number.

15845354132 is a deficient number, since it is larger than the sum of its proper divisors (12577971988).

15845354132 is a wasteful number, since it uses less digits than its factorization.

15845354132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60011 (or 60009 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

The spelling of 15845354132 in words is "fifteen billion, eight hundred forty-five million, three hundred fifty-four thousand, one hundred thirty-two".