40054134660 has 96 divisors (see below), whose sum is σ = 118898476032. Its totient is φ = 10057167360.

The previous prime is 40054134641. The next prime is 40054134661. The reversal of 40054134660 is 6643145004.

It is a super-2 number, since 2×40054134660² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40054134661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222187 + ... + 359826.

It is an arithmetic number, because the mean of its divisors is an integer number (1238525792).

Almost surely, 2^40054134660 is an apocalyptic number.

It is an amenable number.

40054134660 is an abundant number, since it is smaller than the sum of its proper divisors (78844341372).

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

40054134660 is a wasteful number, since it uses less digits than its factorization.

40054134660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582093 (or 582091 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 40054134660 its reverse (6643145004), we get a palindrome (46697279664).

The spelling of 40054134660 in words is "forty billion, fifty-four million, one hundred thirty-four thousand, six hundred sixty".