40157433227 has 4 divisors (see below), whose sum is σ = 40222943520. Its totient is φ = 40091922936.

The previous prime is 40157433209. The next prime is 40157433241. The reversal of 40157433227 is 72233475104.

40157433227 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 a de Polignac number, because none of the positive numbers 2^k-40157433227 is a prime.

It is a super-2 number, since 2×40157433227² (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 (40157433727) 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, 32754227 + ... + 32755452.

It is an arithmetic number, because the mean of its divisors is an integer number (10055735880).

Almost surely, 2^40157433227 is an apocalyptic number.

40157433227 is a deficient number, since it is larger than the sum of its proper divisors (65510293).

40157433227 is an equidigital number, since it uses as much as digits as its factorization.

40157433227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65510292.

The product of its (nonzero) digits is 141120, while the sum is 38.

The spelling of 40157433227 in words is "forty billion, one hundred fifty-seven million, four hundred thirty-three thousand, two hundred twenty-seven".