8406563376113 has 4 divisors (see below), whose sum is σ = 9607501001280. Its totient is φ = 7205625750948.

The previous prime is 8406563376103. The next prime is 8406563376137. The reversal of 8406563376113 is 3116733656048.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8406563376113 - 2⁴ = 8406563376097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8406563376103) 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, 600468812573 + ... + 600468812586.

It is an arithmetic number, because the mean of its divisors is an integer number (2401875250320).

Almost surely, 2^{8406563376113} is an apocalyptic number.

It is an amenable number.

8406563376113 is a deficient number, since it is larger than the sum of its proper divisors (1200937625167).

8406563376113 is a wasteful number, since it uses less digits than its factorization.

8406563376113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200937625166.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 8406563376113 in words is "eight trillion, four hundred six billion, five hundred sixty-three million, three hundred seventy-six thousand, one hundred thirteen".