40972520355671 has 8 divisors (see below), whose sum is σ = 41986753839360. Its totient is φ = 39961077061752.

The previous prime is 40972520355653. The next prime is 40972520355727. The reversal of 40972520355671 is 17655302527904.

40972520355671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40972520355671 is a prime.

It is a super-3 number, since 3×40972520355671³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40972520355601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697517711 + ... + 697576448.

It is an arithmetic number, because the mean of its divisors is an integer number (5248344229920).

Almost surely, 2^{40972520355671} is an apocalyptic number.

40972520355671 is a deficient number, since it is larger than the sum of its proper divisors (1014233483689).

40972520355671 is a wasteful number, since it uses less digits than its factorization.

40972520355671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395094885.

The product of its (nonzero) digits is 15876000, while the sum is 56.

The spelling of 40972520355671 in words is "forty trillion, nine hundred seventy-two billion, five hundred twenty million, three hundred fifty-five thousand, six hundred seventy-one".