15012505532 has 12 divisors (see below), whose sum is σ = 27119365056. Its totient is φ = 7264115520.

The previous prime is 15012505531. The next prime is 15012505561. The reversal of 15012505532 is 23550521051.

It is a junction number, because it is equal to n+sod(n) for n = 15012505495 and 15012505504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15012505531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60534173 + ... + 60534420.

It is an arithmetic number, because the mean of its divisors is an integer number (2259947088).

Almost surely, 2^15012505532 is an apocalyptic number.

It is an amenable number.

15012505532 is a deficient number, since it is larger than the sum of its proper divisors (12106859524).

15012505532 is a wasteful number, since it uses less digits than its factorization.

15012505532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121068628 (or 121068626 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 15012505532 in words is "fifteen billion, twelve million, five hundred five thousand, five hundred thirty-two".