7625660001 has 4 divisors (see below), whose sum is σ = 10167546672. Its totient is φ = 5083773332.

The previous prime is 7625659973. The next prime is 7625660011. The reversal of 7625660001 is 1000665267.

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 7625660001 - 2⁵ = 7625659969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7625660011) 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, 1270943331 + ... + 1270943336.

It is an arithmetic number, because the mean of its divisors is an integer number (2541886668).

Almost surely, 2^7625660001 is an apocalyptic number.

It is an amenable number.

7625660001 is a deficient number, since it is larger than the sum of its proper divisors (2541886671).

7625660001 is a wasteful number, since it uses less digits than its factorization.

7625660001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541886670.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 7625660001 is about 87325.0250558223. The cubic root of 7625660001 is about 1968.3053788105.

The spelling of 7625660001 in words is "seven billion, six hundred twenty-five million, six hundred sixty thousand, one".