7426996613 has 2 divisors, whose sum is σ = 7426996614. Its totient is φ = 7426996612.

The previous prime is 7426996607. The next prime is 7426996649. The reversal of 7426996613 is 3166996247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7426475329 + 521284 = 86177^2 + 722^2 .

It is a cyclic number.

It is not a de Polignac number, because 7426996613 - 2⁴ = 7426996597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7426996693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3713498306 + 3713498307.

It is an arithmetic number, because the mean of its divisors is an integer number (3713498307).

Almost surely, 2^7426996613 is an apocalyptic number.

It is an amenable number.

7426996613 is a deficient number, since it is larger than the sum of its proper divisors (1).

7426996613 is an equidigital number, since it uses as much as digits as its factorization.

7426996613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2939328, while the sum is 53.

The square root of 7426996613 is about 86180.0244430228. The cubic root of 7426996613 is about 1951.0620217965.

The spelling of 7426996613 in words is "seven billion, four hundred twenty-six million, nine hundred ninety-six thousand, six hundred thirteen".