40550366613025 has 24 divisors (see below), whose sum is σ = 51601332162744. Its totient is φ = 31592245593600.

The previous prime is 40550366613019. The next prime is 40550366613037. The reversal of 40550366613025 is 52031666305504.

It can be written as a sum of positive squares in 12 ways, for example, as 38576968193296 + 1973398419729 = 6211036^2 + 1404777^2 .

It is not a de Polignac number, because 40550366613025 - 2⁵ = 40550366612993 is a prime.

It is a super-2 number, since 2×40550366613025² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

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, 34941942 + ... + 36083791.

It is an arithmetic number, because the mean of its divisors is an integer number (2150055506781).

Almost surely, 2^{40550366613025} is an apocalyptic number.

It is an amenable number.

40550366613025 is a deficient number, since it is larger than the sum of its proper divisors (11050965549719).

40550366613025 is a wasteful number, since it uses less digits than its factorization.

40550366613025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71026341 (or 71026336 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 40550366613025 in words is "forty trillion, five hundred fifty billion, three hundred sixty-six million, six hundred thirteen thousand, twenty-five".