266254656145 has 16 divisors (see below), whose sum is σ = 336683808000. Its totient is φ = 201575720448.

The previous prime is 266254656049. The next prime is 266254656163. The reversal of 266254656145 is 541656452662.

It is a cyclic number.

It is not a de Polignac number, because 266254656145 - 2⁹ = 266254655633 is a prime.

It is a super-2 number, since 2×266254656145² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266254656092 and 266254656101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1420185 + ... + 1596694.

It is an arithmetic number, because the mean of its divisors is an integer number (21042738000).

Almost surely, 2^266254656145 is an apocalyptic number.

It is an amenable number.

266254656145 is a deficient number, since it is larger than the sum of its proper divisors (70429151855).

266254656145 is a wasteful number, since it uses less digits than its factorization.

266254656145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3017832.

The product of its digits is 10368000, while the sum is 52.

The spelling of 266254656145 in words is "two hundred sixty-six billion, two hundred fifty-four million, six hundred fifty-six thousand, one hundred forty-five".