40274161726521 has 8 divisors (see below), whose sum is σ = 54609032849760. Its totient is φ = 26394365877152.

The previous prime is 40274161726457. The next prime is 40274161726609. The reversal of 40274161726521 is 12562716147204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40274161726521 - 2⁶ = 40274161726457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40274161724521) 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, 113768818260 + ... + 113768818613.

It is an arithmetic number, because the mean of its divisors is an integer number (6826129106220).

Almost surely, 2^{40274161726521} is an apocalyptic number.

It is an amenable number.

40274161726521 is a deficient number, since it is larger than the sum of its proper divisors (14334871123239).

40274161726521 is a wasteful number, since it uses less digits than its factorization.

40274161726521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227537636935.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 40274161726521 in words is "forty trillion, two hundred seventy-four billion, one hundred sixty-one million, seven hundred twenty-six thousand, five hundred twenty-one".