8364698609401 has 4 divisors (see below), whose sum is σ = 8364827972452. Its totient is φ = 8364569246352.

The previous prime is 8364698609383. The next prime is 8364698609411. The reversal of 8364698609401 is 1049068964638.

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 2916563762025 + 5448134847376 = 1707795^2 + 2334124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8364698609401 is a prime.

It is a super-2 number, since 2×8364698609401² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8364698609411) 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, 64584486 + ... + 64713871.

It is an arithmetic number, because the mean of its divisors is an integer number (2091206993113).

Almost surely, 2^{8364698609401} is an apocalyptic number.

It is an amenable number.

8364698609401 is a deficient number, since it is larger than the sum of its proper divisors (129363051).

8364698609401 is a wasteful number, since it uses less digits than its factorization.

8364698609401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129363050.

The product of its (nonzero) digits is 53747712, while the sum is 64.

The spelling of 8364698609401 in words is "eight trillion, three hundred sixty-four billion, six hundred ninety-eight million, six hundred nine thousand, four hundred one".