16555230632442 has 32 divisors (see below), whose sum is σ = 35260783676352. Its totient is φ = 5163775887104.

The previous prime is 16555230632429. The next prime is 16555230632471. The reversal of 16555230632442 is 24423603255561.

It is a super-2 number, since 2×16555230632442² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16555230632391 and 16555230632400.

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, 469075368 + ... + 469110659.

It is an arithmetic number, because the mean of its divisors is an integer number (1101899489886).

Almost surely, 2^{16555230632442} is an apocalyptic number.

16555230632442 is an abundant number, since it is smaller than the sum of its proper divisors (18705553043910).

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

16555230632442 is a wasteful number, since it uses less digits than its factorization.

16555230632442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938186222.

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 16555230632442 in words is "sixteen trillion, five hundred fifty-five billion, two hundred thirty million, six hundred thirty-two thousand, four hundred forty-two".