40245127727 has 8 divisors (see below), whose sum is σ = 46325328000. Its totient is φ = 34247651544.

The previous prime is 40245127709. The next prime is 40245127733. The reversal of 40245127727 is 72772154204.

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-40245127727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40245127757) 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, 20679977 + ... + 20681922.

It is an arithmetic number, because the mean of its divisors is an integer number (5790666000).

Almost surely, 2^40245127727 is an apocalyptic number.

40245127727 is a deficient number, since it is larger than the sum of its proper divisors (6080200273).

40245127727 is a wasteful number, since it uses less digits than its factorization.

40245127727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41362045.

The product of its (nonzero) digits is 219520, while the sum is 41.

The spelling of 40245127727 in words is "forty billion, two hundred forty-five million, one hundred twenty-seven thousand, seven hundred twenty-seven".