40156810727 has 4 divisors (see below), whose sum is σ = 43807429896. Its totient is φ = 36506191560.

The previous prime is 40156810711. The next prime is 40156810789. The reversal of 40156810727 is 72701865104.

40156810727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40156810727 - 2⁴ = 40156810711 is a prime.

It is a super-2 number, since 2×40156810727² (a number of 22 digits) contains 22 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 (40156810027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825309568 + ... + 1825309589.

It is an arithmetic number, because the mean of its divisors is an integer number (10951857474).

Almost surely, 2^40156810727 is an apocalyptic number.

40156810727 is a deficient number, since it is larger than the sum of its proper divisors (3650619169).

40156810727 is a wasteful number, since it uses less digits than its factorization.

40156810727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3650619168.

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 40156810727 in words is "forty billion, one hundred fifty-six million, eight hundred ten thousand, seven hundred twenty-seven".