2501031320 has 64 divisors (see below), whose sum is σ = 5698667520. Its totient is φ = 987807744.

The previous prime is 2501031307. The next prime is 2501031341. The reversal of 2501031320 is 231301052.

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, 1182584 + ... + 1184696.

It is an arithmetic number, because the mean of its divisors is an integer number (89041680).

Almost surely, 2^2501031320 is an apocalyptic number.

2501031320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2501031320 is an abundant number, since it is smaller than the sum of its proper divisors (3197636200).

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

2501031320 is a wasteful number, since it uses less digits than its factorization.

2501031320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484 (or 2480 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2501031320 is about 50010.3121365984. The cubic root of 2501031320 is about 1357.3954115185.

Adding to 2501031320 its reverse (231301052), we get a palindrome (2732332372).

The spelling of 2501031320 in words is "two billion, five hundred one million, thirty-one thousand, three hundred twenty".