4054612645 has 4 divisors (see below), whose sum is σ = 4865535180. Its totient is φ = 3243690112.

The previous prime is 4054612621. The next prime is 4054612651. The reversal of 4054612645 is 5462164504.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2824497316 + 1230115329 = 53146^2 + 35073^2 .

It is a cyclic number.

It is not a de Polignac number, because 4054612645 - 2²³ = 4046224037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405461260 + ... + 405461269.

It is an arithmetic number, because the mean of its divisors is an integer number (1216383795).

Almost surely, 2^4054612645 is an apocalyptic number.

It is an amenable number.

4054612645 is a deficient number, since it is larger than the sum of its proper divisors (810922535).

4054612645 is an equidigital number, since it uses as much as digits as its factorization.

4054612645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810922534.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 4054612645 is about 63675.8403556639. The cubic root of 4054612645 is about 1594.5927682228.

The spelling of 4054612645 in words is "four billion, fifty-four million, six hundred twelve thousand, six hundred forty-five".