8374786497 has 48 divisors (see below), whose sum is σ = 15489532032. Its totient is φ = 4232943360.

The previous prime is 8374786481. The next prime is 8374786499. The reversal of 8374786497 is 7946874738.

8374786497 is a `hidden beast` number, since 8 + 3 + 74 + 78 + 6 + 497 = 666.

It is not a de Polignac number, because 8374786497 - 2⁴ = 8374786481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (8374786499) 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 47 ways as a sum of consecutive naturals, for example, 137668 + ... + 188949.

It is an arithmetic number, because the mean of its divisors is an integer number (322698584).

Almost surely, 2^8374786497 is an apocalyptic number.

It is an amenable number.

8374786497 is a deficient number, since it is larger than the sum of its proper divisors (7114745535).

8374786497 is a wasteful number, since it uses less digits than its factorization.

8374786497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326678 (or 326675 counting only the distinct ones).

The product of its digits is 56899584, while the sum is 63.

The square root of 8374786497 is about 91513.8595896818. The cubic root of 8374786497 is about 2030.7567933060.

The spelling of 8374786497 in words is "eight billion, three hundred seventy-four million, seven hundred eighty-six thousand, four hundred ninety-seven".