16554537514272 has 48 divisors (see below), whose sum is σ = 43457737256640. Its totient is φ = 5517915516672.

The previous prime is 16554537514267. The next prime is 16554537514309. The reversal of 16554537514272 is 27241573545561.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×16554537514272² (a number of 27 digits) contains 22 as substring.

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, 2094747 + ... + 6123482.

It is an arithmetic number, because the mean of its divisors is an integer number (905369526180).

Almost surely, 2^{16554537514272} is an apocalyptic number.

16554537514272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16554537514272 is an abundant number, since it is smaller than the sum of its proper divisors (26903199742368).

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

16554537514272 is a wasteful number, since it uses less digits than its factorization.

16554537514272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8239225 (or 8239217 counting only the distinct ones).

The product of its digits is 35280000, while the sum is 57.

The spelling of 16554537514272 in words is "sixteen trillion, five hundred fifty-four billion, five hundred thirty-seven million, five hundred fourteen thousand, two hundred seventy-two".