845970057 has 6 divisors (see below), whose sum is σ = 1221956762. Its totient is φ = 563980032.

The previous prime is 845970053. The next prime is 845970119. The reversal of 845970057 is 750079548.

845970057 is a `hidden beast` number, since 8 + 4 + 597 + 0 + 0 + 57 = 666.

845970057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 710968896 + 135001161 = 26664^2 + 11619^2 .

It is not a de Polignac number, because 845970057 - 2² = 845970053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 845969994 and 845970021.

It is not an unprimeable number, because it can be changed into a prime (845970053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46998328 + ... + 46998345.

Almost surely, 2^845970057 is an apocalyptic number.

It is an amenable number.

845970057 is a deficient number, since it is larger than the sum of its proper divisors (375986705).

845970057 is a wasteful number, since it uses less digits than its factorization.

845970057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93996679 (or 93996676 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The square root of 845970057 is about 29085.5644091704. The cubic root of 845970057 is about 945.7688309488.

The spelling of 845970057 in words is "eight hundred forty-five million, nine hundred seventy thousand, fifty-seven".