5615856601 has 2 divisors, whose sum is σ = 5615856602. Its totient is φ = 5615856600.

The previous prime is 5615856577. The next prime is 5615856607. The reversal of 5615856601 is 1066585165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4670355600 + 945501001 = 68340^2 + 30749^2 .

It is a cyclic number.

It is not a de Polignac number, because 5615856601 - 2⁵ = 5615856569 is a prime.

It is not a weakly prime, because it can be changed into another prime (5615856607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2807928300 + 2807928301.

It is an arithmetic number, because the mean of its divisors is an integer number (2807928301).

Almost surely, 2^5615856601 is an apocalyptic number.

It is an amenable number.

5615856601 is a deficient number, since it is larger than the sum of its proper divisors (1).

5615856601 is an equidigital number, since it uses as much as digits as its factorization.

5615856601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 43.

The square root of 5615856601 is about 74939.0192156262. The cubic root of 5615856601 is about 1777.4825120348.

The spelling of 5615856601 in words is "five billion, six hundred fifteen million, eight hundred fifty-six thousand, six hundred one".