870053512563 has 32 divisors (see below), whose sum is σ = 1324656652800. Its totient is φ = 563996024928.

The previous prime is 870053512519. The next prime is 870053512607. The reversal of 870053512563 is 365215350078.

870053512563 is a `hidden beast` number, since 8 + 70 + 0 + 5 + 3 + 5 + 12 + 563 = 666.

870053512563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (870053512519) and next prime (870053512607).

It is not a de Polignac number, because 870053512563 - 2⁶ = 870053512499 is a prime.

It is a super-2 number, since 2×870053512563² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (870053512063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1278120 + ... + 1836762.

It is an arithmetic number, because the mean of its divisors is an integer number (41395520400).

Almost surely, 2^870053512563 is an apocalyptic number.

870053512563 is a deficient number, since it is larger than the sum of its proper divisors (454603140237).

870053512563 is a wasteful number, since it uses less digits than its factorization.

870053512563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560248 (or 560242 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 870053512563 in words is "eight hundred seventy billion, fifty-three million, five hundred twelve thousand, five hundred sixty-three".