8126546764901 has 4 divisors (see below), whose sum is σ = 8126633204172. Its totient is φ = 8126460325632.

The previous prime is 8126546764883. The next prime is 8126546764939. The reversal of 8126546764901 is 1094676456218.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6310777039876 + 1815769725025 = 2512126^2 + 1347505^2 .

It is a cyclic number.

It is not a de Polignac number, because 8126546764901 - 2³⁰ = 8125473023077 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 (8126546760901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43078460 + ... + 43266693.

It is an arithmetic number, because the mean of its divisors is an integer number (2031658301043).

Almost surely, 2^{8126546764901} is an apocalyptic number.

It is an amenable number.

8126546764901 is a deficient number, since it is larger than the sum of its proper divisors (86439271).

8126546764901 is an equidigital number, since it uses as much as digits as its factorization.

8126546764901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86439270.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 8126546764901 in words is "eight trillion, one hundred twenty-six billion, five hundred forty-six million, seven hundred sixty-four thousand, nine hundred one".