15001500000006 has 24 divisors (see below), whose sum is σ = 35003500000560. Its totient is φ = 4615846153776.

The previous prime is 15001499999987. The next prime is 15001500000043. The reversal of 15001500000006 is 60000000510051.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32054486946 + ... + 32054487413.

It is an arithmetic number, because the mean of its divisors is an integer number (1458479166690).

Almost surely, 2^{15001500000006} is an apocalyptic number.

15001500000006 is an abundant number, since it is smaller than the sum of its proper divisors (20002000000554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15001500000006 is a wasteful number, since it uses less digits than its factorization.

15001500000006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64108974380 (or 64108974377 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 15001500000006 its reverse (60000000510051), we get a palindrome (75001500510057).

The spelling of 15001500000006 in words is "fifteen trillion, one billion, five hundred million, six", and thus it is an aban number.