40042106534 has 32 divisors (see below), whose sum is σ = 61057825920. Its totient is φ = 19692453888.

The previous prime is 40042106521. The next prime is 40042106539. The reversal of 40042106534 is 43560124004.

It is a junction number, because it is equal to n+sod(n) for n = 40042106497 and 40042106506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40042106539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35847344 + ... + 35848460.

It is an arithmetic number, because the mean of its divisors is an integer number (1908057060).

Almost surely, 2^40042106534 is an apocalyptic number.

40042106534 is a deficient number, since it is larger than the sum of its proper divisors (21015719386).

40042106534 is a wasteful number, since it uses less digits than its factorization.

40042106534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192.

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

The spelling of 40042106534 in words is "forty billion, forty-two million, one hundred six thousand, five hundred thirty-four".