274272323522 has 18 divisors (see below), whose sum is σ = 412771683897. Its totient is φ = 136683261624.

The previous prime is 274272323503. The next prime is 274272323551. The reversal of 274272323522 is 225323272472.

It can be written as a sum of positive squares in 2 ways, for example, as 158140633561 + 116131689961 = 397669^2 + 340781^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=370319.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 274272323522.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 405128648 + ... + 405129324.

Almost surely, 2^274272323522 is an apocalyptic number.

274272323522 is a deficient number, since it is larger than the sum of its proper divisors (138499360375).

274272323522 is an frugal number, since it uses more digits than its factorization.

274272323522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450 (or 1226 counting only the distinct ones).

The product of its digits is 564480, while the sum is 41.

Adding to 274272323522 its reverse (225323272472), we get a palindrome (499595595994).

The spelling of 274272323522 in words is "two hundred seventy-four billion, two hundred seventy-two million, three hundred twenty-three thousand, five hundred twenty-two".