8377393923 has 8 divisors (see below), whose sum is σ = 12410954000. Its totient is φ = 5584929264.

The previous prime is 8377393901. The next prime is 8377393963. The reversal of 8377393923 is 3293937738.

It is not a de Polignac number, because 8377393923 - 2¹⁰ = 8377392899 is a prime.

It is a super-2 number, since 2×8377393923² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8377393923.

It is not an unprimeable number, because it can be changed into a prime (8377393963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155136898 + ... + 155136951.

It is an arithmetic number, because the mean of its divisors is an integer number (1551369250).

Almost surely, 2^8377393923 is an apocalyptic number.

8377393923 is a deficient number, since it is larger than the sum of its proper divisors (4033560077).

8377393923 is a wasteful number, since it uses less digits than its factorization.

8377393923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310273858 (or 310273852 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 54.

The square root of 8377393923 is about 91528.1045526455. The cubic root of 8377393923 is about 2030.9675249919.

The spelling of 8377393923 in words is "eight billion, three hundred seventy-seven million, three hundred ninety-three thousand, nine hundred twenty-three".