2357866645 has 8 divisors (see below), whose sum is σ = 2830812120. Its totient is φ = 1885378560.

The previous prime is 2357866631. The next prime is 2357866649. The reversal of 2357866645 is 5466687532.

It can be written as a sum of positive squares in 4 ways, for example, as 26811684 + 2331054961 = 5178^2 + 48281^2 .

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

It is not a de Polignac number, because 2357866645 - 2⁷ = 2357866517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2357866592 and 2357866601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2357866649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102900 + ... + 123709.

It is an arithmetic number, because the mean of its divisors is an integer number (353851515).

Almost surely, 2^2357866645 is an apocalyptic number.

It is an amenable number.

2357866645 is a deficient number, since it is larger than the sum of its proper divisors (472945475).

2357866645 is a wasteful number, since it uses less digits than its factorization.

2357866645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228695.

The product of its digits is 7257600, while the sum is 52.

The square root of 2357866645 is about 48557.8690327325. The cubic root of 2357866645 is about 1330.9847503739.

The spelling of 2357866645 in words is "two billion, three hundred fifty-seven million, eight hundred sixty-six thousand, six hundred forty-five".