266925155904 has 567 divisors, whose sum is σ = 896261610699. Its totient is φ = 75885258240.

The previous prime is 266925155899. The next prime is 266925155929. The reversal of 266925155904 is 409551529662.

The square root of 266925155904 is 516648.

It is a perfect power (a square), and thus also a powerful number.

266925155904 is a `hidden beast` number, since 2 + 6 + 69 + 25 + 1 + 559 + 0 + 4 = 666.

266925155904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2591506317 + ... + 2591506419.

Almost surely, 2^266925155904 is an apocalyptic number.

266925155904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

266925155904 is the 516648-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266925155904

266925155904 is an abundant number, since it is smaller than the sum of its proper divisors (629336454795).

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

266925155904 is a wasteful number, since it uses less digits than its factorization.

266925155904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The spelling of 266925155904 in words is "two hundred sixty-six billion, nine hundred twenty-five million, one hundred fifty-five thousand, nine hundred four".