8856494737 has 2 divisors, whose sum is σ = 8856494738. Its totient is φ = 8856494736.

The previous prime is 8856494683. The next prime is 8856494741. The reversal of 8856494737 is 7374946588.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7082737281 + 1773757456 = 84159^2 + 42116^2 .

It is a cyclic number.

It is not a de Polignac number, because 8856494737 - 2¹⁹ = 8855970449 is a prime.

It is not a weakly prime, because it can be changed into another prime (8856494137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4428247368 + 4428247369.

It is an arithmetic number, because the mean of its divisors is an integer number (4428247369).

Almost surely, 2^8856494737 is an apocalyptic number.

It is an amenable number.

8856494737 is a deficient number, since it is larger than the sum of its proper divisors (1).

8856494737 is an equidigital number, since it uses as much as digits as its factorization.

8856494737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40642560, while the sum is 61.

The square root of 8856494737 is about 94108.9514180240. The cubic root of 8856494737 is about 2068.9688701756.

The spelling of 8856494737 in words is "eight billion, eight hundred fifty-six million, four hundred ninety-four thousand, seven hundred thirty-seven".