40185948227 has 8 divisors (see below), whose sum is σ = 40280700096. Its totient is φ = 40091234472.

The previous prime is 40185948191. The next prime is 40185948259. The reversal of 40185948227 is 72284958104.

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 40185948227 - 2¹² = 40185944131 is a prime.

It is a super-2 number, since 2×40185948227² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40185978227) 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, 4061228 + ... + 4071110.

It is an arithmetic number, because the mean of its divisors is an integer number (5035087512).

Almost surely, 2^40185948227 is an apocalyptic number.

40185948227 is a deficient number, since it is larger than the sum of its proper divisors (94751869).

40185948227 is an equidigital number, since it uses as much as digits as its factorization.

40185948227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19057.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 40185948227 in words is "forty billion, one hundred eighty-five million, nine hundred forty-eight thousand, two hundred twenty-seven".