7622115663 has 8 divisors (see below), whose sum is σ = 10252757808. Its totient is φ = 5036441984.

The previous prime is 7622115653. The next prime is 7622115667. The reversal of 7622115663 is 3665112267.

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 7622115663 - 2⁴ = 7622115647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7622115667) 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, 11241720 + ... + 11242397.

It is an arithmetic number, because the mean of its divisors is an integer number (1281594726).

Almost surely, 2^7622115663 is an apocalyptic number.

7622115663 is a deficient number, since it is larger than the sum of its proper divisors (2630642145).

7622115663 is a wasteful number, since it uses less digits than its factorization.

7622115663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22484233.

The product of its digits is 90720, while the sum is 39.

The square root of 7622115663 is about 87304.7287550909. The cubic root of 7622115663 is about 1968.0003813557. Note that the first 3 decimals are identical.

The spelling of 7622115663 in words is "seven billion, six hundred twenty-two million, one hundred fifteen thousand, six hundred sixty-three".