40131303774766 has 16 divisors (see below), whose sum is σ = 60358944534768. Its totient is φ = 20011656672000.

The previous prime is 40131303774761. The next prime is 40131303774769. The reversal of 40131303774766 is 66747730313104.

It is a happy number.

It is a super-3 number, since 3×40131303774766³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40131303774761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99053886 + ... + 99458206.

It is an arithmetic number, because the mean of its divisors is an integer number (3772434033423).

Almost surely, 2^{40131303774766} is an apocalyptic number.

40131303774766 is a deficient number, since it is larger than the sum of its proper divisors (20227640760002).

40131303774766 is a wasteful number, since it uses less digits than its factorization.

40131303774766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537747.

The product of its (nonzero) digits is 5334336, while the sum is 52.

The spelling of 40131303774766 in words is "forty trillion, one hundred thirty-one billion, three hundred three million, seven hundred seventy-four thousand, seven hundred sixty-six".