40423428033 has 8 divisors (see below), whose sum is σ = 54228566688. Its totient is φ = 26783620704.

The previous prime is 40423427969. The next prime is 40423428079. The reversal of 40423428033 is 33082432404.

40423428033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40423428033 - 2⁶ = 40423427969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40423427985 and 40423428003.

It is not an unprimeable number, because it can be changed into a prime (40423426033) 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, 41332260 + ... + 41333237.

It is an arithmetic number, because the mean of its divisors is an integer number (6778570836).

Almost surely, 2^40423428033 is an apocalyptic number.

It is an amenable number.

40423428033 is a deficient number, since it is larger than the sum of its proper divisors (13805138655).

40423428033 is a wasteful number, since it uses less digits than its factorization.

40423428033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82665663.

The product of its (nonzero) digits is 55296, while the sum is 33.

The spelling of 40423428033 in words is "forty billion, four hundred twenty-three million, four hundred twenty-eight thousand, thirty-three".