40542045054 has 32 divisors (see below), whose sum is σ = 94238173440. Its totient is φ = 11387111232.

The previous prime is 40542045023. The next prime is 40542045059. The reversal of 40542045054 is 45054024504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40542045059) 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, 8177919 + ... + 8182874.

It is an arithmetic number, because the mean of its divisors is an integer number (2944942920).

Almost surely, 2^40542045054 is an apocalyptic number.

40542045054 is an abundant number, since it is smaller than the sum of its proper divisors (53696128386).

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

40542045054 is a wasteful number, since it uses less digits than its factorization.

40542045054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16360864.

The product of its (nonzero) digits is 64000, while the sum is 33.

Adding to 40542045054 its reverse (45054024504), we get a palindrome (85596069558).

The spelling of 40542045054 in words is "forty billion, five hundred forty-two million, forty-five thousand, fifty-four".