8245640374726 has 16 divisors (see below), whose sum is σ = 13322209665600. Its totient is φ = 3814996402728.

The previous prime is 8245640374721. The next prime is 8245640374729. The reversal of 8245640374726 is 6274730465428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8245640374721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2523144136 + ... + 2523147403.

It is an arithmetic number, because the mean of its divisors is an integer number (832638104100).

Almost surely, 2^{8245640374726} is an apocalyptic number.

8245640374726 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

8245640374726 is a deficient number, since it is larger than the sum of its proper divisors (5076569290874).

8245640374726 is a wasteful number, since it uses less digits than its factorization.

8245640374726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5046291603.

The product of its (nonzero) digits is 54190080, while the sum is 58.

The spelling of 8245640374726 in words is "eight trillion, two hundred forty-five billion, six hundred forty million, three hundred seventy-four thousand, seven hundred twenty-six".