15146140564 has 6 divisors (see below), whose sum is σ = 26505745994. Its totient is φ = 7573070280.

The previous prime is 15146140553. The next prime is 15146140571. The reversal of 15146140564 is 46504164151.

15146140564 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 only one way, i.e., 14239648900 + 906491664 = 119330^2 + 30108^2 .

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 as a sum of consecutive naturals, namely, 1893267567 + ... + 1893267574.

Almost surely, 2^15146140564 is an apocalyptic number.

It is an amenable number.

15146140564 is a deficient number, since it is larger than the sum of its proper divisors (11359605430).

15146140564 is a wasteful number, since it uses less digits than its factorization.

15146140564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3786535145 (or 3786535143 counting only the distinct ones).

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

The spelling of 15146140564 in words is "fifteen billion, one hundred forty-six million, one hundred forty thousand, five hundred sixty-four".