45102131500515 has 64 divisors (see below), whose sum is σ = 73281469685760. Its totient is φ = 23683894819200.

The previous prime is 45102131500511. The next prime is 45102131500541. The reversal of 45102131500515 is 51500513120154.

It is a happy number.

It is not a de Polignac number, because 45102131500515 - 2² = 45102131500511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45102131500511) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 433826790 + ... + 433930740.

It is an arithmetic number, because the mean of its divisors is an integer number (1145022963840).

Almost surely, 2^{45102131500515} is an apocalyptic number.

45102131500515 is a deficient number, since it is larger than the sum of its proper divisors (28179338185245).

45102131500515 is a wasteful number, since it uses less digits than its factorization.

45102131500515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105224.

The product of its (nonzero) digits is 15000, while the sum is 33.

Adding to 45102131500515 its reverse (51500513120154), we get a palindrome (96602644620669).

The spelling of 45102131500515 in words is "forty-five trillion, one hundred two billion, one hundred thirty-one million, five hundred thousand, five hundred fifteen".