8500423077 has 12 divisors (see below), whose sum is σ = 12301872544. Its totient is φ = 5656110120.

The previous prime is 8500423067. The next prime is 8500423081. The reversal of 8500423077 is 7703240058.

It is not a de Polignac number, because 8500423077 - 2¹⁴ = 8500406693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8500423027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 898249 + ... + 907662.

Almost surely, 2^8500423077 is an apocalyptic number.

It is an amenable number.

8500423077 is a deficient number, since it is larger than the sum of its proper divisors (3801449467).

8500423077 is a wasteful number, since it uses less digits than its factorization.

8500423077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806440 (or 1806437 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 8500423077 is about 92197.7390015612. The cubic root of 8500423077 is about 2040.8614102870.

The spelling of 8500423077 in words is "eight billion, five hundred million, four hundred twenty-three thousand, seventy-seven".