862279966080 has 1280 divisors, whose sum is σ = 3415604068800. Its totient is φ = 207235252224.

The previous prime is 862279966063. The next prime is 862279966103. The reversal of 862279966080 is 80669972268.

It is a junction number, because it is equal to n+sod(n) for n = 862279965999 and 862279966017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 7630796104 + ... + 7630796216.

Almost surely, 2^862279966080 is an apocalyptic number.

862279966080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 862279966080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1707802034400).

862279966080 is an abundant number, since it is smaller than the sum of its proper divisors (2553324102720).

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

862279966080 is a wasteful number, since it uses less digits than its factorization.

862279966080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 862279966080 in words is "eight hundred sixty-two billion, two hundred seventy-nine million, nine hundred sixty-six thousand, eighty".