16552523123 has 8 divisors (see below), whose sum is σ = 16622520000. Its totient is φ = 16482607848.

The previous prime is 16552523107. The next prime is 16552523131. The reversal of 16552523123 is 32132525561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16552523123 - 2⁴ = 16552523107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16552523153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404708 + ... + 443726.

It is an arithmetic number, because the mean of its divisors is an integer number (2077815000).

Almost surely, 2^16552523123 is an apocalyptic number.

16552523123 is a deficient number, since it is larger than the sum of its proper divisors (69996877).

16552523123 is a wasteful number, since it uses less digits than its factorization.

16552523123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40801.

The product of its digits is 54000, while the sum is 35.

The spelling of 16552523123 in words is "sixteen billion, five hundred fifty-two million, five hundred twenty-three thousand, one hundred twenty-three".