40235665061226 has 32 divisors (see below), whose sum is σ = 80554517343360. Its totient is φ = 13398026285376.

The previous prime is 40235665061209. The next prime is 40235665061297. The reversal of 40235665061226 is 62216056653204.

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, 66126955 + ... + 66732641.

It is an arithmetic number, because the mean of its divisors is an integer number (2517328666980).

Almost surely, 2^{40235665061226} is an apocalyptic number.

40235665061226 is an abundant number, since it is smaller than the sum of its proper divisors (40318852282134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40235665061226 is a wasteful number, since it uses less digits than its factorization.

40235665061226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617118.

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 40235665061226 in words is "forty trillion, two hundred thirty-five billion, six hundred sixty-five million, sixty-one thousand, two hundred twenty-six".