868835055 has 24 divisors (see below), whose sum is σ = 1528004016. Its totient is φ = 421252480.

The previous prime is 868835053. The next prime is 868835057. The reversal of 868835055 is 550538868.

It is an interprime number because it is at equal distance from previous prime (868835053) and next prime (868835057).

It is not a de Polignac number, because 868835055 - 2¹ = 868835053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 868834995 and 868835013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868835053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237534 + ... + 241163.

It is an arithmetic number, because the mean of its divisors is an integer number (63666834).

Almost surely, 2^868835055 is an apocalyptic number.

868835055 is a deficient number, since it is larger than the sum of its proper divisors (659168961).

868835055 is a wasteful number, since it uses less digits than its factorization.

868835055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478727 (or 478716 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 48.

The square root of 868835055 is about 29476.0081252533. The cubic root of 868835055 is about 954.2139873516.

The spelling of 868835055 in words is "eight hundred sixty-eight million, eight hundred thirty-five thousand, fifty-five".