7356889949 has 2 divisors, whose sum is σ = 7356889950. Its totient is φ = 7356889948.

The previous prime is 7356889921. The next prime is 7356889951. The reversal of 7356889949 is 9499886537.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4555305049 + 2801584900 = 67493^2 + 52930^2 .

It is a cyclic number.

It is not a de Polignac number, because 7356889949 - 2⁸ = 7356889693 is a prime.

Together with 7356889951, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7356889249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3678444974 + 3678444975.

It is an arithmetic number, because the mean of its divisors is an integer number (3678444975).

Almost surely, 2^7356889949 is an apocalyptic number.

It is an amenable number.

7356889949 is a deficient number, since it is larger than the sum of its proper divisors (1).

7356889949 is an equidigital number, since it uses as much as digits as its factorization.

7356889949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117573120, while the sum is 68.

The square root of 7356889949 is about 85772.3145834365. The cubic root of 7356889949 is about 1944.9036282524.

The spelling of 7356889949 in words is "seven billion, three hundred fifty-six million, eight hundred eighty-nine thousand, nine hundred forty-nine".