16554553670730 has 32 divisors (see below), whose sum is σ = 39732960310848. Its totient is φ = 4414321923200.

The previous prime is 16554553670719. The next prime is 16554553670737. The reversal of 16554553670730 is 3707635545561.

It is not an unprimeable number, because it can be changed into a prime (16554553670737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13510731 + ... + 14684990.

It is an arithmetic number, because the mean of its divisors is an integer number (1241655009714).

Almost surely, 2^{16554553670730} is an apocalyptic number.

16554553670730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16554553670730 is an abundant number, since it is smaller than the sum of its proper divisors (23178406640118).

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

16554553670730 is a wasteful number, since it uses less digits than its factorization.

16554553670730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28215302.

The product of its (nonzero) digits is 39690000, while the sum is 57.

The spelling of 16554553670730 in words is "sixteen trillion, five hundred fifty-four billion, five hundred fifty-three million, six hundred seventy thousand, seven hundred thirty".