2164504415407 has 4 divisors (see below), whose sum is σ = 2164835943520. Its totient is φ = 2164172887296.

The previous prime is 2164504415371. The next prime is 2164504415453. The reversal of 2164504415407 is 7045144054612.

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 2164504415407 - 2²³ = 2164496026799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2164504416407) 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, 165754263 + ... + 165767320.

It is an arithmetic number, because the mean of its divisors is an integer number (541208985880).

Almost surely, 2^{2164504415407} is an apocalyptic number.

2164504415407 is a deficient number, since it is larger than the sum of its proper divisors (331528113).

2164504415407 is an equidigital number, since it uses as much as digits as its factorization.

2164504415407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331528112.

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 2164504415407 in words is "two trillion, one hundred sixty-four billion, five hundred four million, four hundred fifteen thousand, four hundred seven".