54066404715766 has 4 divisors (see below), whose sum is σ = 81099607073652. Its totient is φ = 27033202357882.

The previous prime is 54066404715733. The next prime is 54066404715793. The reversal of 54066404715766 is 66751740466045.

54066404715766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×54066404715766² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13516601178940 + ... + 13516601178943.

It is an arithmetic number, because the mean of its divisors is an integer number (20274901768413).

Almost surely, 2^{54066404715766} is an apocalyptic number.

54066404715766 is a deficient number, since it is larger than the sum of its proper divisors (27033202357886).

54066404715766 is a wasteful number, since it uses less digits than its factorization.

54066404715766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27033202357885.

The product of its (nonzero) digits is 101606400, while the sum is 61.

The spelling of 54066404715766 in words is "fifty-four trillion, sixty-six billion, four hundred four million, seven hundred fifteen thousand, seven hundred sixty-six".