40435142542 has 8 divisors (see below), whose sum is σ = 60658582032. Its totient is φ = 20215615200.

The previous prime is 40435142521. The next prime is 40435142591. The reversal of 40435142542 is 24524153404.

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

It is a junction number, because it is equal to n+sod(n) for n = 40435142498 and 40435142507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952059 + ... + 993622.

It is an arithmetic number, because the mean of its divisors is an integer number (7582322754).

Almost surely, 2^40435142542 is an apocalyptic number.

40435142542 is a deficient number, since it is larger than the sum of its proper divisors (20223439490).

40435142542 is a wasteful number, since it uses less digits than its factorization.

40435142542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956074.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 40435142542 its reverse (24524153404), we get a palindrome (64959295946).

The spelling of 40435142542 in words is "forty billion, four hundred thirty-five million, one hundred forty-two thousand, five hundred forty-two".