15050012512 has 12 divisors (see below), whose sum is σ = 29629712196. Its totient is φ = 7525006240.

The previous prime is 15050012449. The next prime is 15050012543. The reversal of 15050012512 is 21521005051.

It is a happy number.

It is a super-2 number, since 2×15050012512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235156414 + ... + 235156477.

It is an arithmetic number, because the mean of its divisors is an integer number (2469142683).

Almost surely, 2^15050012512 is an apocalyptic number.

It is an amenable number.

15050012512 is a deficient number, since it is larger than the sum of its proper divisors (14579699684).

15050012512 is an equidigital number, since it uses as much as digits as its factorization.

15050012512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470312901 (or 470312893 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

Adding to 15050012512 its reverse (21521005051), we get a palindrome (36571017563).

The spelling of 15050012512 in words is "fifteen billion, fifty million, twelve thousand, five hundred twelve".