2501531031245 has 16 divisors (see below), whose sum is σ = 3099841840128. Its totient is φ = 1935937221120.

The previous prime is 2501531031239. The next prime is 2501531031253. The reversal of 2501531031245 is 5421301351052.

It is not a de Polignac number, because 2501531031245 - 2¹⁴ = 2501531014861 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 2638244 + ... + 3458813.

It is an arithmetic number, because the mean of its divisors is an integer number (193740115008).

Almost surely, 2^{2501531031245} is an apocalyptic number.

It is an amenable number.

2501531031245 is a deficient number, since it is larger than the sum of its proper divisors (598310808883).

2501531031245 is a wasteful number, since it uses less digits than its factorization.

2501531031245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6099740.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 2501531031245 its reverse (5421301351052), we get a palindrome (7922832382297).

The spelling of 2501531031245 in words is "two trillion, five hundred one billion, five hundred thirty-one million, thirty-one thousand, two hundred forty-five".