11642571715403 has 4 divisors (see below), whose sum is σ = 11642603274720. Its totient is φ = 11642540156088.

The previous prime is 11642571715363. The next prime is 11642571715433. The reversal of 11642571715403 is 30451717524611.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11642571715403 is a prime.

It is a super-2 number, since 2×11642571715403² (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 (11642571715433) 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, 15219668 + ... + 15966321.

It is an arithmetic number, because the mean of its divisors is an integer number (2910650818680).

Almost surely, 2^{11642571715403} is an apocalyptic number.

11642571715403 is a deficient number, since it is larger than the sum of its proper divisors (31559317).

11642571715403 is an equidigital number, since it uses as much as digits as its factorization.

11642571715403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31559316.

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 11642571715403 in words is "eleven trillion, six hundred forty-two billion, five hundred seventy-one million, seven hundred fifteen thousand, four hundred three".