40027036731 has 16 divisors (see below), whose sum is σ = 58257999360. Its totient is φ = 24243453920.

The previous prime is 40027036691. The next prime is 40027036739. The reversal of 40027036731 is 13763072004.

It is a cyclic number.

It is not a de Polignac number, because 40027036731 - 2²¹ = 40024939579 is a prime.

It is a super-2 number, since 2×40027036731² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 40027036692 and 40027036701.

It is not an unprimeable number, because it can be changed into a prime (40027036739) 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 15 ways as a sum of consecutive naturals, for example, 330876 + ... + 435353.

It is an arithmetic number, because the mean of its divisors is an integer number (3641124960).

Almost surely, 2^40027036731 is an apocalyptic number.

40027036731 is a deficient number, since it is larger than the sum of its proper divisors (18230962629).

40027036731 is a wasteful number, since it uses less digits than its factorization.

40027036731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767826.

The product of its (nonzero) digits is 21168, while the sum is 33.

The spelling of 40027036731 in words is "forty billion, twenty-seven million, thirty-six thousand, seven hundred thirty-one".