40072751771 has 8 divisors (see below), whose sum is σ = 43205875440. Its totient is φ = 36946857312.

The previous prime is 40072751767. The next prime is 40072751773. The reversal of 40072751771 is 17715727004.

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 40072751771 - 2² = 40072751767 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40072751773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1795781 + ... + 1817958.

It is an arithmetic number, because the mean of its divisors is an integer number (5400734430).

Almost surely, 2^40072751771 is an apocalyptic number.

40072751771 is a deficient number, since it is larger than the sum of its proper divisors (3133123669).

40072751771 is a wasteful number, since it uses less digits than its factorization.

40072751771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3614605.

The product of its (nonzero) digits is 96040, while the sum is 41.

The spelling of 40072751771 in words is "forty billion, seventy-two million, seven hundred fifty-one thousand, seven hundred seventy-one".