54164040722 has 32 divisors (see below), whose sum is σ = 91496053440. Its totient is φ = 23834603520.

The previous prime is 54164040709. The next prime is 54164040761. The reversal of 54164040722 is 22704046145.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 146447 + ... + 360242.

It is an arithmetic number, because the mean of its divisors is an integer number (2859251670).

Almost surely, 2^54164040722 is an apocalyptic number.

54164040722 is a deficient number, since it is larger than the sum of its proper divisors (37332012718).

54164040722 is a wasteful number, since it uses less digits than its factorization.

54164040722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506858.

The product of its (nonzero) digits is 53760, while the sum is 35.

Adding to 54164040722 its reverse (22704046145), we get a palindrome (76868086867).

The spelling of 54164040722 in words is "fifty-four billion, one hundred sixty-four million, forty thousand, seven hundred twenty-two".