40752770265 has 24 divisors (see below), whose sum is σ = 70643568840. Its totient is φ = 21733138944.

The previous prime is 40752770257. The next prime is 40752770297. The reversal of 40752770265 is 56207725704.

It can be written as a sum of positive squares in 4 ways, for example, as 853107264 + 39899663001 = 29208^2 + 199749^2 .

It is not a de Polignac number, because 40752770265 - 2³ = 40752770257 is a prime.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40752770265.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 752001 + ... + 804369.

It is an arithmetic number, because the mean of its divisors is an integer number (2943482035).

Almost surely, 2^40752770265 is an apocalyptic number.

40752770265 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40752770265 is a deficient number, since it is larger than the sum of its proper divisors (29890798575).

40752770265 is a wasteful number, since it uses less digits than its factorization.

40752770265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69673 (or 69670 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

The spelling of 40752770265 in words is "forty billion, seven hundred fifty-two million, seven hundred seventy thousand, two hundred sixty-five".