11713309858506 has 16 divisors (see below), whose sum is σ = 23426724488544. Its totient is φ = 3904419157584.

The previous prime is 11713309858501. The next prime is 11713309858543. The reversal of 11713309858506 is 60585890331711.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11713309858501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2872840 + ... + 5628483.

It is an arithmetic number, because the mean of its divisors is an integer number (1464170280534).

Almost surely, 2^{11713309858506} is an apocalyptic number.

11713309858506 is an abundant number, since it is smaller than the sum of its proper divisors (11713414630038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11713309858506 is a wasteful number, since it uses less digits than its factorization.

11713309858506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8730965.

The product of its (nonzero) digits is 5443200, while the sum is 57.

The spelling of 11713309858506 in words is "eleven trillion, seven hundred thirteen billion, three hundred nine million, eight hundred fifty-eight thousand, five hundred six".