2351640001 has 4 divisors (see below), whose sum is σ = 2351849472. Its totient is φ = 2351430532.

The previous prime is 2351639989. The next prime is 2351640017. The reversal of 2351640001 is 1000461532.

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 a cyclic number.

It is not a de Polignac number, because 2351640001 - 2⁹ = 2351639489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2351640041) 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, 86881 + ... + 110686.

It is an arithmetic number, because the mean of its divisors is an integer number (587962368).

Almost surely, 2^2351640001 is an apocalyptic number.

It is an amenable number.

2351640001 is a deficient number, since it is larger than the sum of its proper divisors (209471).

2351640001 is a wasteful number, since it uses less digits than its factorization.

2351640001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209470.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2351640001 is about 48493.7109427604. The cubic root of 2351640001 is about 1329.8120979386.

The spelling of 2351640001 in words is "two billion, three hundred fifty-one million, six hundred forty thousand, one".