15012554002145 has 16 divisors (see below), whose sum is σ = 21008821929600. Its totient is φ = 10294322743152.

The previous prime is 15012554002099. The next prime is 15012554002213. The reversal of 15012554002145 is 54120045521051.

It is not a de Polignac number, because 15012554002145 - 2¹⁸ = 15012553740001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4376836187 + ... + 4376839616.

It is an arithmetic number, because the mean of its divisors is an integer number (1313051370600).

Almost surely, 2^{15012554002145} is an apocalyptic number.

It is an amenable number.

15012554002145 is a deficient number, since it is larger than the sum of its proper divisors (5996267927455).

15012554002145 is an frugal number, since it uses more digits than its factorization.

15012554002145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8753675829 (or 8753675815 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 35.

Adding to 15012554002145 its reverse (54120045521051), we get a palindrome (69132599523196).

The spelling of 15012554002145 in words is "fifteen trillion, twelve billion, five hundred fifty-four million, two thousand, one hundred forty-five".