265313897042 has 32 divisors (see below), whose sum is σ = 455546954880. Its totient is φ = 115085525760.

The previous prime is 265313897039. The next prime is 265313897053. The reversal of 265313897042 is 240798313562.

It is a super-2 number, since 2×265313897042² (a number of 24 digits) contains 22 as substring.

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, 5526134 + ... + 5573937.

It is an arithmetic number, because the mean of its divisors is an integer number (14235842340).

It is a 1-persistent number, because it is pandigital, but 2⋅265313897042 = 530627794084 is not.

Almost surely, 2^265313897042 is an apocalyptic number.

265313897042 is a deficient number, since it is larger than the sum of its proper divisors (190233057838).

265313897042 is a wasteful number, since it uses less digits than its factorization.

265313897042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100146.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 265313897042 in words is "two hundred sixty-five billion, three hundred thirteen million, eight hundred ninety-seven thousand, forty-two".