40042213562 has 8 divisors (see below), whose sum is σ = 64683575796. Its totient is φ = 18481021632.

The previous prime is 40042213511. The next prime is 40042213639. The reversal of 40042213562 is 26531224004.

40042213562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 28274086201 + 11768127361 = 168149^2 + 108481^2 .

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

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, 770042543 + ... + 770042594.

Almost surely, 2^40042213562 is an apocalyptic number.

40042213562 is a deficient number, since it is larger than the sum of its proper divisors (24641362234).

40042213562 is a wasteful number, since it uses less digits than its factorization.

40042213562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540085152.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 40042213562 its reverse (26531224004), we get a palindrome (66573437566).

The spelling of 40042213562 in words is "forty billion, forty-two million, two hundred thirteen thousand, five hundred sixty-two".