2551324701 has 4 divisors (see below), whose sum is σ = 3401766272. Its totient is φ = 1700883132.

The previous prime is 2551324697. The next prime is 2551324709. The reversal of 2551324701 is 1074231552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2551324701 - 2² = 2551324697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551324709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425220781 + ... + 425220786.

It is an arithmetic number, because the mean of its divisors is an integer number (850441568).

Almost surely, 2^2551324701 is an apocalyptic number.

It is an amenable number.

2551324701 is a deficient number, since it is larger than the sum of its proper divisors (850441571).

2551324701 is an equidigital number, since it uses as much as digits as its factorization.

2551324701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850441570.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 2551324701 is about 50510.6394831822. The cubic root of 2551324701 is about 1366.4337426232.

The spelling of 2551324701 in words is "two billion, five hundred fifty-one million, three hundred twenty-four thousand, seven hundred one".