2164536415 has 8 divisors (see below), whose sum is σ = 2598000048. Its totient is φ = 1731258240.

The previous prime is 2164536391. The next prime is 2164536433. The reversal of 2164536415 is 5146354612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2164536415 - 2⁷ = 2164536287 is a prime.

It is a super-2 number, since 2×2164536415² = 9370435783722104450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19242 + ... + 68551.

It is an arithmetic number, because the mean of its divisors is an integer number (324750006).

Almost surely, 2^2164536415 is an apocalyptic number.

2164536415 is a deficient number, since it is larger than the sum of its proper divisors (433463633).

2164536415 is an equidigital number, since it uses as much as digits as its factorization.

2164536415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92729.

The product of its digits is 86400, while the sum is 37.

The square root of 2164536415 is about 46524.5786117403. The cubic root of 2164536415 is about 1293.5651265935.

The spelling of 2164536415 in words is "two billion, one hundred sixty-four million, five hundred thirty-six thousand, four hundred fifteen".