16740126734540 has 24 divisors (see below), whose sum is σ = 38350108519632. Its totient is φ = 6087318812480.

The previous prime is 16740126734537. The next prime is 16740126734549. The reversal of 16740126734540 is 4543762104761.

It is not an unprimeable number, because it can be changed into a prime (16740126734549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38045742359 + ... + 38045742798.

It is an arithmetic number, because the mean of its divisors is an integer number (1597921188318).

Almost surely, 2^{16740126734540} is an apocalyptic number.

16740126734540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16740126734540 is an abundant number, since it is smaller than the sum of its proper divisors (21609981785092).

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

16740126734540 is a wasteful number, since it uses less digits than its factorization.

16740126734540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76091485177 (or 76091485175 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 16740126734540 in words is "sixteen trillion, seven hundred forty billion, one hundred twenty-six million, seven hundred thirty-four thousand, five hundred forty".