15252300000243 has 10 divisors (see below), whose sum is σ = 22784300000484. Its totient is φ = 10168200000108.

The previous prime is 15252300000241. The next prime is 15252300000283. The reversal of 15252300000243 is 34200000325251.

It is a happy number.

It is not a de Polignac number, because 15252300000243 - 2¹ = 15252300000241 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (15252300000241) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 94149999921 + ... + 94150000082.

Almost surely, 2^{15252300000243} is an apocalyptic number.

15252300000243 is a deficient number, since it is larger than the sum of its proper divisors (7532000000241).

15252300000243 is an equidigital number, since it uses as much as digits as its factorization.

15252300000243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188300000015 (or 188300000006 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 15252300000243 its reverse (34200000325251), we get a palindrome (49452300325494).

The spelling of 15252300000243 in words is "fifteen trillion, two hundred fifty-two billion, three hundred million, two hundred forty-three", and thus it is an aban number.