16743505254 has 16 divisors (see below), whose sum is σ = 38270869248. Its totient is φ = 4783858632.

The previous prime is 16743505243. The next prime is 16743505277. The reversal of 16743505254 is 45250534761.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 398654887 = 16743505254 / (1 + 6 + 7 + 4 + 3 + 5 + 0 + 5 + 2 + 5 + 4).

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 in 7 ways as a sum of consecutive naturals, for example, 199327402 + ... + 199327485.

It is an arithmetic number, because the mean of its divisors is an integer number (2391929328).

Almost surely, 2^16743505254 is an apocalyptic number.

16743505254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16743505254 is an abundant number, since it is smaller than the sum of its proper divisors (21527363994).

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

16743505254 is a wasteful number, since it uses less digits than its factorization.

16743505254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398654899.

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 16743505254 in words is "sixteen billion, seven hundred forty-three million, five hundred five thousand, two hundred fifty-four".