2501321432 has 16 divisors (see below), whose sum is σ = 4778468640. Its totient is φ = 1227063136.

The previous prime is 2501321423. The next prime is 2501321447. The reversal of 2501321432 is 2341231052.

It is a junction number, because it is equal to n+sod(n) for n = 2501321398 and 2501321407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2949248 + ... + 2950095.

It is an arithmetic number, because the mean of its divisors is an integer number (298654290).

Almost surely, 2^2501321432 is an apocalyptic number.

It is an amenable number.

2501321432 is a deficient number, since it is larger than the sum of its proper divisors (2277147208).

2501321432 is a wasteful number, since it uses less digits than its factorization.

2501321432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5899402 (or 5899398 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2501321432 is about 50013.2125742788. The cubic root of 2501321432 is about 1357.4478940643.

Adding to 2501321432 its reverse (2341231052), we get a palindrome (4842552484).

The spelling of 2501321432 in words is "two billion, five hundred one million, three hundred twenty-one thousand, four hundred thirty-two".