340272263745 has 60 divisors (see below), whose sum is σ = 618685373460. Its totient is φ = 178921431360.

The previous prime is 340272263743. The next prime is 340272263791. The reversal of 340272263745 is 547362272043.

340272263745 is a `hidden beast` number, since 3 + 4 + 0 + 2 + 7 + 2 + 2 + 637 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 169345418256 + 170926845489 = 411516^2 + 413433^2 .

It is not a de Polignac number, because 340272263745 - 2¹ = 340272263743 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 340272263745.

It is not an unprimeable number, because it can be changed into a prime (340272263743) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1958271 + ... + 2124939.

It is an arithmetic number, because the mean of its divisors is an integer number (10311422891).

Almost surely, 2^340272263745 is an apocalyptic number.

It is an amenable number.

340272263745 is a deficient number, since it is larger than the sum of its proper divisors (278413109715).

340272263745 is an equidigital number, since it uses as much as digits as its factorization.

340272263745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166828 (or 166748 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 45.

The spelling of 340272263745 in words is "three hundred forty billion, two hundred seventy-two million, two hundred sixty-three thousand, seven hundred forty-five".