2531345424 has 80 divisors (see below), whose sum is σ = 7147399680. Its totient is φ = 768522240.

The previous prime is 2531345423. The next prime is 2531345447. The reversal of 2531345424 is 4245431352.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2531345423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24739 + ... + 75330.

It is an arithmetic number, because the mean of its divisors is an integer number (89342496).

Almost surely, 2^2531345424 is an apocalyptic number.

2531345424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2531345424 is an abundant number, since it is smaller than the sum of its proper divisors (4616054256).

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

2531345424 is a wasteful number, since it uses less digits than its factorization.

2531345424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100128 (or 100122 counting only the distinct ones).

The product of its digits is 57600, while the sum is 33.

The square root of 2531345424 is about 50312.4778161442. The cubic root of 2531345424 is about 1362.8575700302.

Adding to 2531345424 its reverse (4245431352), we get a palindrome (6776776776).

The spelling of 2531345424 in words is "two billion, five hundred thirty-one million, three hundred forty-five thousand, four hundred twenty-four".