40304134142 has 32 divisors (see below), whose sum is σ = 65316222720. Its totient is φ = 18589798080.

The previous prime is 40304134099. The next prime is 40304134163. The reversal of 40304134142 is 24143140304.

40304134142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 790103 + ... + 839565.

It is an arithmetic number, because the mean of its divisors is an integer number (2041131960).

Almost surely, 2^40304134142 is an apocalyptic number.

40304134142 is a deficient number, since it is larger than the sum of its proper divisors (25012088578).

40304134142 is a wasteful number, since it uses less digits than its factorization.

40304134142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50048.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 40304134142 its reverse (24143140304), we get a palindrome (64447274446).

The spelling of 40304134142 in words is "forty billion, three hundred four million, one hundred thirty-four thousand, one hundred forty-two".