40052974217841 has 12 divisors (see below), whose sum is σ = 62304626561268. Its totient is φ = 24647984133984.

The previous prime is 40052974217833. The next prime is 40052974217903. The reversal of 40052974217841 is 14871247925004.

It is a happy number.

40052974217841 is a `hidden beast` number, since 4 + 0 + 0 + 52 + 97 + 421 + 7 + 84 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10074885417216 + 29978088800625 = 3174096^2 + 5475225^2 .

It is not a de Polignac number, because 40052974217841 - 2³ = 40052974217833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40052974217141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171166556370 + ... + 171166556603.

It is an arithmetic number, because the mean of its divisors is an integer number (5192052213439).

Almost surely, 2^{40052974217841} is an apocalyptic number.

It is an amenable number.

40052974217841 is a deficient number, since it is larger than the sum of its proper divisors (22251652343427).

40052974217841 is a wasteful number, since it uses less digits than its factorization.

40052974217841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342333112992 (or 342333112989 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 40052974217841 in words is "forty trillion, fifty-two billion, nine hundred seventy-four million, two hundred seventeen thousand, eight hundred forty-one".