16554423242252 has 48 divisors (see below), whose sum is σ = 33143181173760. Its totient is φ = 7087397087232.

The previous prime is 16554423242239. The next prime is 16554423242267. The reversal of 16554423242252 is 25224232445561.

It is a super-2 number, since 2×16554423242252² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16554423242197 and 16554423242206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271100108 + ... + 271161164.

It is an arithmetic number, because the mean of its divisors is an integer number (690482941120).

Almost surely, 2^{16554423242252} is an apocalyptic number.

It is an amenable number.

16554423242252 is an abundant number, since it is smaller than the sum of its proper divisors (16588757931508).

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

16554423242252 is a wasteful number, since it uses less digits than its factorization.

16554423242252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70950 (or 70948 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 47.

The spelling of 16554423242252 in words is "sixteen trillion, five hundred fifty-four billion, four hundred twenty-three million, two hundred forty-two thousand, two hundred fifty-two".