8458820801 has 4 divisors (see below), whose sum is σ = 8542571604. Its totient is φ = 8375070000.

The previous prime is 8458820779. The next prime is 8458820803. The reversal of 8458820801 is 1080288548.

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 6548693776 + 1910127025 = 80924^2 + 43705^2 .

It is a cyclic number.

It is not a de Polignac number, because 8458820801 - 2¹⁸ = 8458558657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8458820803) 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, 41875250 + ... + 41875451.

It is an arithmetic number, because the mean of its divisors is an integer number (2135642901).

Almost surely, 2^8458820801 is an apocalyptic number.

It is an amenable number.

8458820801 is a deficient number, since it is larger than the sum of its proper divisors (83750803).

8458820801 is a wasteful number, since it uses less digits than its factorization.

8458820801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83750802.

The product of its (nonzero) digits is 163840, while the sum is 44.

The square root of 8458820801 is about 91971.8478720527. The cubic root of 8458820801 is about 2037.5265421963.

The spelling of 8458820801 in words is "eight billion, four hundred fifty-eight million, eight hundred twenty thousand, eight hundred one".