40502040342 has 32 divisors (see below), whose sum is σ = 81163209600. Its totient is φ = 13474188288.

The previous prime is 40502040329. The next prime is 40502040353. The reversal of 40502040342 is 24304020504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8003409 + ... + 8008467.

It is an arithmetic number, because the mean of its divisors is an integer number (2536350300).

Almost surely, 2^40502040342 is an apocalyptic number.

40502040342 is an abundant number, since it is smaller than the sum of its proper divisors (40661169258).

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

40502040342 is a wasteful number, since it uses less digits than its factorization.

40502040342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7420.

The product of its (nonzero) digits is 3840, while the sum is 24.

Adding to 40502040342 its reverse (24304020504), we get a palindrome (64806060846).

The spelling of 40502040342 in words is "forty billion, five hundred two million, forty thousand, three hundred forty-two".