7963220001 has 16 divisors (see below), whose sum is σ = 11590757568. Its totient is φ = 4822905600.

The previous prime is 7963219991. The next prime is 7963220003. The reversal of 7963220001 is 1000223697.

It is not a de Polignac number, because 7963220001 - 2⁶ = 7963219937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7963220003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32596 + ... + 130341.

It is an arithmetic number, because the mean of its divisors is an integer number (724422348).

Almost surely, 2^7963220001 is an apocalyptic number.

It is an amenable number.

7963220001 is a deficient number, since it is larger than the sum of its proper divisors (3627537567).

7963220001 is a wasteful number, since it uses less digits than its factorization.

7963220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164432.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 7963220001 is about 89236.8757913454. The cubic root of 7963220001 is about 1996.9302909370.

Adding to 7963220001 its reverse (1000223697), we get a palindrome (8963443698).

The spelling of 7963220001 in words is "seven billion, nine hundred sixty-three million, two hundred twenty thousand, one".