266800086 has 24 divisors (see below), whose sum is σ = 660648144. Its totient is φ = 76228560.

The previous prime is 266800073. The next prime is 266800103. The reversal of 266800086 is 680008662.

It is a self number, because there is not a number n which added to its sum of digits gives 266800086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1058605 + ... + 1058856.

It is an arithmetic number, because the mean of its divisors is an integer number (27527006).

Almost surely, 2^266800086 is an apocalyptic number.

266800086 is an abundant number, since it is smaller than the sum of its proper divisors (393848058).

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

266800086 is a wasteful number, since it uses less digits than its factorization.

266800086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117476 (or 2117473 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 266800086 is about 16334.0162238195. The cubic root of 266800086 is about 643.7669176313.

The spelling of 266800086 in words is "two hundred sixty-six million, eight hundred thousand, eighty-six".