266217467425 has 48 divisors (see below), whose sum is σ = 430188216192. Its totient is φ = 158594688000.

The previous prime is 266217467413. The next prime is 266217467429. The reversal of 266217467425 is 524764712662.

It is not a de Polignac number, because 266217467425 - 2¹⁵ = 266217434657 is a prime.

It is a super-2 number, since 2×266217467425² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (266217467429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3403051 + ... + 3480400.

It is an arithmetic number, because the mean of its divisors is an integer number (8962254504).

Almost surely, 2^266217467425 is an apocalyptic number.

266217467425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

266217467425 is a deficient number, since it is larger than the sum of its proper divisors (163970748767).

266217467425 is a wasteful number, since it uses less digits than its factorization.

266217467425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883498 (or 6883493 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 52.

The spelling of 266217467425 in words is "two hundred sixty-six billion, two hundred seventeen million, four hundred sixty-seven thousand, four hundred twenty-five".