15252144240007 has 2 divisors, whose sum is σ = 15252144240008. Its totient is φ = 15252144240006.

The previous prime is 15252144239987. The next prime is 15252144240013. The reversal of 15252144240007 is 70004244125251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15252144240007 - 2³⁵ = 15217784501639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15252144240037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7626072120003 + 7626072120004.

It is an arithmetic number, because the mean of its divisors is an integer number (7626072120004).

Almost surely, 2^{15252144240007} is an apocalyptic number.

15252144240007 is a deficient number, since it is larger than the sum of its proper divisors (1).

15252144240007 is an equidigital number, since it uses as much as digits as its factorization.

15252144240007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 89600, while the sum is 37.

Adding to 15252144240007 its reverse (70004244125251), we get a palindrome (85256388365258).

The spelling of 15252144240007 in words is "fifteen trillion, two hundred fifty-two billion, one hundred forty-four million, two hundred forty thousand, seven".