868458763 has 2 divisors, whose sum is σ = 868458764. Its totient is φ = 868458762.

The previous prime is 868458749. The next prime is 868458779. The reversal of 868458763 is 367854868.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 868458763 - 2²⁵ = 834904331 is a prime.

It is not a weakly prime, because it can be changed into another prime (868458743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434229381 + 434229382.

It is an arithmetic number, because the mean of its divisors is an integer number (434229382).

Almost surely, 2^868458763 is an apocalyptic number.

868458763 is a deficient number, since it is larger than the sum of its proper divisors (1).

868458763 is an equidigital number, since it uses as much as digits as its factorization.

868458763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7741440, while the sum is 55.

The square root of 868458763 is about 29469.6244122656. The cubic root of 868458763 is about 954.0762109360.

It can be divided in two parts, 868458 and 763, that added together give a triangular number (869221 = T₁₃₁₈).

The spelling of 868458763 in words is "eight hundred sixty-eight million, four hundred fifty-eight thousand, seven hundred sixty-three".