845885455 has 8 divisors (see below), whose sum is σ = 1017830592. Its totient is φ = 674863008.

The previous prime is 845885423. The next prime is 845885483. The reversal of 845885455 is 554588548.

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

It is a cyclic number.

It is not a de Polignac number, because 845885455 - 2⁵ = 845885423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228652 + ... + 232321.

It is an arithmetic number, because the mean of its divisors is an integer number (127228824).

Almost surely, 2^845885455 is an apocalyptic number.

845885455 is a deficient number, since it is larger than the sum of its proper divisors (171945137).

845885455 is a wasteful number, since it uses less digits than its factorization.

845885455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461345.

The product of its digits is 5120000, while the sum is 52.

The square root of 845885455 is about 29084.1100087316. The cubic root of 845885455 is about 945.7373024089.

The spelling of 845885455 in words is "eight hundred forty-five million, eight hundred eighty-five thousand, four hundred fifty-five".