1164415663471 has 4 divisors (see below), whose sum is σ = 1215042431472. Its totient is φ = 1113788895472.

The previous prime is 1164415663469. The next prime is 1164415663501. The reversal of 1164415663471 is 1743665144611.

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

It is a cyclic number.

It is not a de Polignac number, because 1164415663471 - 2¹ = 1164415663469 is a prime.

It is a super-3 number, since 3×1164415663471³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164415663441) 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, 25313383966 + ... + 25313384011.

It is an arithmetic number, because the mean of its divisors is an integer number (303760607868).

Almost surely, 2^{1164415663471} is an apocalyptic number.

1164415663471 is a deficient number, since it is larger than the sum of its proper divisors (50626768001).

1164415663471 is an equidigital number, since it uses as much as digits as its factorization.

1164415663471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50626768000.

The product of its digits is 1451520, while the sum is 49.

The spelling of 1164415663471 in words is "one trillion, one hundred sixty-four billion, four hundred fifteen million, six hundred sixty-three thousand, four hundred seventy-one".