266255136150 has 24 divisors (see below), whose sum is σ = 660312738024. Its totient is φ = 71001369600.

The previous prime is 266255136143. The next prime is 266255136241. The reversal of 266255136150 is 51631552662.

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, 887516971 + ... + 887517270.

It is an arithmetic number, because the mean of its divisors is an integer number (27513030751).

Almost surely, 2^266255136150 is an apocalyptic number.

266255136150 is an abundant number, since it is smaller than the sum of its proper divisors (394057601874).

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

266255136150 is a wasteful number, since it uses less digits than its factorization.

266255136150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775034256 (or 1775034251 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 266255136150 in words is "two hundred sixty-six billion, two hundred fifty-five million, one hundred thirty-six thousand, one hundred fifty".