40123014427 has 4 divisors (see below), whose sum is σ = 40126931136. Its totient is φ = 40119097720.

The previous prime is 40123014367. The next prime is 40123014433. The reversal of 40123014427 is 72441032104.

40123014427 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-40123014427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40123014395 and 40123014404.

It is not an unprimeable number, because it can be changed into a prime (40123014227) 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, 1942948 + ... + 1963489.

It is an arithmetic number, because the mean of its divisors is an integer number (10031732784).

Almost surely, 2^40123014427 is an apocalyptic number.

40123014427 is a deficient number, since it is larger than the sum of its proper divisors (3916709).

40123014427 is a wasteful number, since it uses less digits than its factorization.

40123014427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3916708.

The product of its (nonzero) digits is 5376, while the sum is 28.

The spelling of 40123014427 in words is "forty billion, one hundred twenty-three million, fourteen thousand, four hundred twenty-seven".