8318492726401 has 32 divisors (see below), whose sum is σ = 10463909702400. Its totient is φ = 6496112916480.

The previous prime is 8318492726387. The next prime is 8318492726431. The reversal of 8318492726401 is 1046272948138.

It is not a de Polignac number, because 8318492726401 - 2¹³ = 8318492718209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8318492726431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19007461 + ... + 19440178.

It is an arithmetic number, because the mean of its divisors is an integer number (326997178200).

Almost surely, 2^{8318492726401} is an apocalyptic number.

It is an amenable number.

8318492726401 is a deficient number, since it is larger than the sum of its proper divisors (2145416975999).

8318492726401 is a wasteful number, since it uses less digits than its factorization.

8318492726401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38447769.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 8318492726401 in words is "eight trillion, three hundred eighteen billion, four hundred ninety-two million, seven hundred twenty-six thousand, four hundred one".