40041054534 has 32 divisors (see below), whose sum is σ = 86270446080. Its totient is φ = 12316299552.

The previous prime is 40041054523. The next prime is 40041054563. The reversal of 40041054534 is 43545014004.

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, 160989 + ... + 325575.

It is an arithmetic number, because the mean of its divisors is an integer number (2695951440).

Almost surely, 2^40041054534 is an apocalyptic number.

40041054534 is an abundant number, since it is smaller than the sum of its proper divisors (46229391546).

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

40041054534 is a wasteful number, since it uses less digits than its factorization.

40041054534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167724.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 40041054534 its reverse (43545014004), we get a palindrome (83586068538).

The spelling of 40041054534 in words is "forty billion, forty-one million, fifty-four thousand, five hundred thirty-four".