40421004234 has 16 divisors (see below), whose sum is σ = 87060624672. Its totient is φ = 12437232048.

The previous prime is 40421004203. The next prime is 40421004269. The reversal of 40421004234 is 43240012404.

It is a happy number.

40421004234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259108924 + ... + 259109079.

It is an arithmetic number, because the mean of its divisors is an integer number (5441289042).

Almost surely, 2^40421004234 is an apocalyptic number.

40421004234 is an abundant number, since it is smaller than the sum of its proper divisors (46639620438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40421004234 is a wasteful number, since it uses less digits than its factorization.

40421004234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518218021.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40421004234 its reverse (43240012404), we get a palindrome (83661016638).

The spelling of 40421004234 in words is "forty billion, four hundred twenty-one million, four thousand, two hundred thirty-four".