265051022 has 4 divisors (see below), whose sum is σ = 397576536. Its totient is φ = 132525510.

The previous prime is 265051021. The next prime is 265051093. The reversal of 265051022 is 220150562.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220150562 = 2 ⋅110075281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265051021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66262754 + ... + 66262757.

It is an arithmetic number, because the mean of its divisors is an integer number (99394134).

Almost surely, 2^265051022 is an apocalyptic number.

265051022 is a deficient number, since it is larger than the sum of its proper divisors (132525514).

265051022 is a wasteful number, since it uses less digits than its factorization.

265051022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132525513.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 265051022 is about 16280.3876489474. The cubic root of 265051022 is about 642.3570491520.

The spelling of 265051022 in words is "two hundred sixty-five million, fifty-one thousand, twenty-two".