15000012765130 has 8 divisors (see below), whose sum is σ = 27000022977252. Its totient is φ = 6000005106048.

The previous prime is 15000012765043. The next prime is 15000012765169. The reversal of 15000012765130 is 3156721000051.

It can be written as a sum of positive squares in 2 ways, for example, as 14558124191121 + 441888574009 = 3815511^2 + 664747^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 15000012765092 and 15000012765101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750000638247 + ... + 750000638266.

Almost surely, 2^{15000012765130} is an apocalyptic number.

15000012765130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15000012765130 is a deficient number, since it is larger than the sum of its proper divisors (12000010212122).

15000012765130 is a wasteful number, since it uses less digits than its factorization.

15000012765130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500001276520.

The product of its (nonzero) digits is 6300, while the sum is 31.

Adding to 15000012765130 its reverse (3156721000051), we get a palindrome (18156733765181).

The spelling of 15000012765130 in words is "fifteen trillion, twelve million, seven hundred sixty-five thousand, one hundred thirty".