40771353523681 has 16 divisors (see below), whose sum is σ = 45783059197248. Its totient is φ = 35981706945600.

The previous prime is 40771353523673. The next prime is 40771353523699. The reversal of 40771353523681 is 18632535317704.

It is a cyclic number.

It is not a de Polignac number, because 40771353523681 - 2³ = 40771353523673 is a prime.

It is a super-2 number, since 2×40771353523681² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40771353523631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112884390 + ... + 113244991.

It is an arithmetic number, because the mean of its divisors is an integer number (2861441199828).

Almost surely, 2^{40771353523681} is an apocalyptic number.

It is an amenable number.

40771353523681 is a deficient number, since it is larger than the sum of its proper divisors (5011705673567).

40771353523681 is a wasteful number, since it uses less digits than its factorization.

40771353523681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226129872.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 40771353523681 in words is "forty trillion, seven hundred seventy-one billion, three hundred fifty-three million, five hundred twenty-three thousand, six hundred eighty-one".