2551432501 has 8 divisors (see below), whose sum is σ = 2614953600. Its totient is φ = 2487972960.

The previous prime is 2551432487. The next prime is 2551432523. The reversal of 2551432501 is 1052341552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2551432501 - 2⁵ = 2551432469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2551432501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551432571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75060 + ... + 103618.

It is an arithmetic number, because the mean of its divisors is an integer number (326869200).

Almost surely, 2^2551432501 is an apocalyptic number.

It is an amenable number.

2551432501 is a deficient number, since it is larger than the sum of its proper divisors (63521099).

2551432501 is a wasteful number, since it uses less digits than its factorization.

2551432501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30779.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 2551432501 is about 50511.7065738231. The cubic root of 2551432501 is about 1366.4529874601.

The spelling of 2551432501 in words is "two billion, five hundred fifty-one million, four hundred thirty-two thousand, five hundred one".