860276664 has 96 divisors (see below), whose sum is σ = 2529246720. Its totient is φ = 262579968.

The previous prime is 860276663. The next prime is 860276671. The reversal of 860276664 is 466672068.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860276663) 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, 115254 + ... + 122490.

It is an arithmetic number, because the mean of its divisors is an integer number (26346320).

Almost surely, 2^860276664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860276664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1264623360).

860276664 is an abundant number, since it is smaller than the sum of its proper divisors (1668970056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

860276664 is a wasteful number, since it uses less digits than its factorization.

860276664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7389 (or 7382 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 860276664 is about 29330.4732999657. The cubic root of 860276664 is about 951.0705066362.

The spelling of 860276664 in words is "eight hundred sixty million, two hundred seventy-six thousand, six hundred sixty-four".