2545344432 has 40 divisors (see below), whose sum is σ = 7306082480. Its totient is φ = 848448000.

The previous prime is 2545344421. The next prime is 2545344457. The reversal of 2545344432 is 2344435452.

2545344432 is a `hidden beast` number, since 2 + 54 + 534 + 44 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2945569 + ... + 2946432.

It is an arithmetic number, because the mean of its divisors is an integer number (182652062).

Almost surely, 2^2545344432 is an apocalyptic number.

It is an amenable number.

2545344432 is an abundant number, since it is smaller than the sum of its proper divisors (4760738048).

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

2545344432 is a wasteful number, since it uses less digits than its factorization.

2545344432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5892018 (or 5892006 counting only the distinct ones).

The product of its digits is 230400, while the sum is 36.

The square root of 2545344432 is about 50451.4066404496. The cubic root of 2545344432 is about 1365.3652735762.

Adding to 2545344432 its reverse (2344435452), we get a palindrome (4889779884).

The spelling of 2545344432 in words is "two billion, five hundred forty-five million, three hundred forty-four thousand, four hundred thirty-two".