15255325243122 has 16 divisors (see below), whose sum is σ = 31220200498080. Its totient is φ = 4966850079072.

The previous prime is 15255325243051. The next prime is 15255325243129. The reversal of 15255325243122 is 22134252355251.

It is not an unprimeable number, because it can be changed into a prime (15255325243129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29564583547 + ... + 29564584062.

It is an arithmetic number, because the mean of its divisors is an integer number (1951262531130).

Almost surely, 2^{15255325243122} is an apocalyptic number.

15255325243122 is an abundant number, since it is smaller than the sum of its proper divisors (15964875254958).

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

15255325243122 is a wasteful number, since it uses less digits than its factorization.

15255325243122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59129167657.

The product of its digits is 720000, while the sum is 42.

Adding to 15255325243122 its reverse (22134252355251), we get a palindrome (37389577598373).

The spelling of 15255325243122 in words is "fifteen trillion, two hundred fifty-five billion, three hundred twenty-five million, two hundred forty-three thousand, one hundred twenty-two".