15134727540 has 48 divisors (see below), whose sum is σ = 42510972672. Its totient is φ = 4023190656.

The previous prime is 15134727539. The next prime is 15134727557. The reversal of 15134727540 is 4572743151.

15134727540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 378844 + ... + 416883.

It is an arithmetic number, because the mean of its divisors is an integer number (885645264).

Almost surely, 2^15134727540 is an apocalyptic number.

15134727540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15134727540 is an abundant number, since it is smaller than the sum of its proper divisors (27376245132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15134727540 is a wasteful number, since it uses less digits than its factorization.

15134727540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796056 (or 796054 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The spelling of 15134727540 in words is "fifteen billion, one hundred thirty-four million, seven hundred twenty-seven thousand, five hundred forty".