868141775 has 12 divisors (see below), whose sum is σ = 1076981664. Its totient is φ = 694200000.

The previous prime is 868141741. The next prime is 868141777. The reversal of 868141775 is 577141868.

It is not a de Polignac number, because 868141775 - 2¹² = 868137679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868141777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60275 + ... + 73275.

It is an arithmetic number, because the mean of its divisors is an integer number (89748472).

Almost surely, 2^868141775 is an apocalyptic number.

868141775 is a deficient number, since it is larger than the sum of its proper divisors (208839889).

868141775 is a wasteful number, since it uses less digits than its factorization.

868141775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15682 (or 15677 counting only the distinct ones).

The product of its digits is 376320, while the sum is 47.

The square root of 868141775 is about 29464.2457056005. The cubic root of 868141775 is about 953.9601173358.

The spelling of 868141775 in words is "eight hundred sixty-eight million, one hundred forty-one thousand, seven hundred seventy-five".