845997755 has 16 divisors (see below), whose sum is σ = 1037664000. Its totient is φ = 661937760.

The previous prime is 845997749. The next prime is 845997793. The reversal of 845997755 is 557799548.

It is not a de Polignac number, because 845997755 - 2⁴ = 845997739 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a junction number, because it is equal to n+sod(n) for n = 845997694 and 845997703.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51500 + ... + 65910.

It is an arithmetic number, because the mean of its divisors is an integer number (64854000).

Almost surely, 2^845997755 is an apocalyptic number.

845997755 is a deficient number, since it is larger than the sum of its proper divisors (191666245).

845997755 is a wasteful number, since it uses less digits than its factorization.

845997755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14674.

The product of its digits is 15876000, while the sum is 59.

The square root of 845997755 is about 29086.0405521274. The cubic root of 845997755 is about 945.7791526771.

The spelling of 845997755 in words is "eight hundred forty-five million, nine hundred ninety-seven thousand, seven hundred fifty-five".