40147507226 has 16 divisors (see below), whose sum is σ = 61428723840. Its totient is φ = 19674975840.

The previous prime is 40147507223. The next prime is 40147507259. The reversal of 40147507226 is 62270574104.

It is a super-2 number, since 2×40147507226² (a number of 22 digits) contains 22 as substring.

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 40147507226.

It is not an unprimeable number, because it can be changed into a prime (40147507223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 905720 + ... + 949011.

It is an arithmetic number, because the mean of its divisors is an integer number (3839295240).

Almost surely, 2^40147507226 is an apocalyptic number.

40147507226 is a deficient number, since it is larger than the sum of its proper divisors (21281216614).

40147507226 is a wasteful number, since it uses less digits than its factorization.

40147507226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854949.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 40147507226 in words is "forty billion, one hundred forty-seven million, five hundred seven thousand, two hundred twenty-six".