2164460350525 has 24 divisors (see below), whose sum is σ = 2932701161184. Its totient is φ = 1571584910400.

The previous prime is 2164460350511. The next prime is 2164460350529. The reversal of 2164460350525 is 5250530644612.

It is not a de Polignac number, because 2164460350525 - 2⁷ = 2164460350397 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 (2164460350529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6251299 + ... + 6588448.

It is an arithmetic number, because the mean of its divisors is an integer number (122195881716).

Almost surely, 2^{2164460350525} is an apocalyptic number.

2164460350525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2164460350525 is a deficient number, since it is larger than the sum of its proper divisors (768240810659).

2164460350525 is a wasteful number, since it uses less digits than its factorization.

2164460350525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12840381 (or 12840376 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 2164460350525 in words is "two trillion, one hundred sixty-four billion, four hundred sixty million, three hundred fifty thousand, five hundred twenty-five".