15144539036 has 48 divisors (see below), whose sum is σ = 30189075840. Its totient is φ = 6584329920.

The previous prime is 15144539009. The next prime is 15144539087. The reversal of 15144539036 is 63093544151.

It is a happy number.

It is a super-2 number, since 2×15144539036² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 15144538984 and 15144539002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81071 + ... + 191993.

It is an arithmetic number, because the mean of its divisors is an integer number (628939080).

Almost surely, 2^15144539036 is an apocalyptic number.

It is an amenable number.

15144539036 is a deficient number, since it is larger than the sum of its proper divisors (15044536804).

15144539036 is a wasteful number, since it uses less digits than its factorization.

15144539036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111074 (or 111072 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 15144539036 in words is "fifteen billion, one hundred forty-four million, five hundred thirty-nine thousand, thirty-six".