15045133551 has 16 divisors (see below), whose sum is σ = 22935638784. Its totient is φ = 8593573824.

The previous prime is 15045133549. The next prime is 15045133573. The reversal of 15045133551 is 15533154051.

It is not a de Polignac number, because 15045133551 - 2¹ = 15045133549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15045133511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100785 + ... + 200618.

It is an arithmetic number, because the mean of its divisors is an integer number (1433477424).

Almost surely, 2^15045133551 is an apocalyptic number.

15045133551 is a deficient number, since it is larger than the sum of its proper divisors (7890505233).

15045133551 is a wasteful number, since it uses less digits than its factorization.

15045133551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303790.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 15045133551 in words is "fifteen billion, forty-five million, one hundred thirty-three thousand, five hundred fifty-one".