16554474762340 has 48 divisors (see below), whose sum is σ = 35718629979312. Its totient is φ = 6440178157056.

The previous prime is 16554474762311. The next prime is 16554474762373. The reversal of 16554474762340 is 4326747445561.

It can be written as a sum of positive squares in 8 ways, for example, as 3836678057536 + 12717796704804 = 1958744^2 + 3566202^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2786467 + ... + 6393226.

It is an arithmetic number, because the mean of its divisors is an integer number (744138124569).

Almost surely, 2^{16554474762340} is an apocalyptic number.

16554474762340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16554474762340 is an abundant number, since it is smaller than the sum of its proper divisors (19164155216972).

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

16554474762340 is a wasteful number, since it uses less digits than its factorization.

16554474762340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9182176 (or 9182174 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 58.

The spelling of 16554474762340 in words is "sixteen trillion, five hundred fifty-four billion, four hundred seventy-four million, seven hundred sixty-two thousand, three hundred forty".