16554626044742 has 8 divisors (see below), whose sum is σ = 26138883228600. Its totient is φ = 7841664968544.

The previous prime is 16554626044741. The next prime is 16554626044757. The reversal of 16554626044742 is 24744062645561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16554626044741) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 217824026867 + ... + 217824026942.

It is an arithmetic number, because the mean of its divisors is an integer number (3267360403575).

Almost surely, 2^{16554626044742} is an apocalyptic number.

16554626044742 is a deficient number, since it is larger than the sum of its proper divisors (9584257183858).

16554626044742 is a wasteful number, since it uses less digits than its factorization.

16554626044742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435648053830.

The product of its (nonzero) digits is 38707200, while the sum is 56.

The spelling of 16554626044742 in words is "sixteen trillion, five hundred fifty-four billion, six hundred twenty-six million, forty-four thousand, seven hundred forty-two".