4815623693 has 2 divisors, whose sum is σ = 4815623694. Its totient is φ = 4815623692.

The previous prime is 4815623653. The next prime is 4815623699. The reversal of 4815623693 is 3963265184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4768316809 + 47306884 = 69053^2 + 6878^2 .

It is a cyclic number.

It is not a de Polignac number, because 4815623693 - 2⁶ = 4815623629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4815623699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2407811846 + 2407811847.

It is an arithmetic number, because the mean of its divisors is an integer number (2407811847).

Almost surely, 2^4815623693 is an apocalyptic number.

It is an amenable number.

4815623693 is a deficient number, since it is larger than the sum of its proper divisors (1).

4815623693 is an equidigital number, since it uses as much as digits as its factorization.

4815623693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 47.

The square root of 4815623693 is about 69394.6949917643. The cubic root of 4815623693 is about 1688.6935613652.

The spelling of 4815623693 in words is "four billion, eight hundred fifteen million, six hundred twenty-three thousand, six hundred ninety-three".