870641227461743 has 4 divisors (see below), whose sum is σ = 870646463339520. Its totient is φ = 870635991583968.

The previous prime is 870641227461737. The next prime is 870641227461767. The reversal of 870641227461743 is 347164722146078.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 870641227461743 - 2⁴ = 870641227461727 is a prime.

It is a super-2 number, since 2×870641227461743² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870641227461143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2617689455 + ... + 2618022032.

It is an arithmetic number, because the mean of its divisors is an integer number (217661615834880).

Almost surely, 2^{870641227461743} is an apocalyptic number.

870641227461743 is a deficient number, since it is larger than the sum of its proper divisors (5235877777).

870641227461743 is a wasteful number, since it uses less digits than its factorization.

870641227461743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5235877776.

The product of its (nonzero) digits is 75866112, while the sum is 62.

The spelling of 870641227461743 in words is "eight hundred seventy trillion, six hundred forty-one billion, two hundred twenty-seven million, four hundred sixty-one thousand, seven hundred forty-three".