16428780596 has 24 divisors (see below), whose sum is σ = 29191659840. Its totient is φ = 8088595200.

The previous prime is 16428780593. The next prime is 16428780601. The reversal of 16428780596 is 69508782461.

It is a happy number.

It is a super-2 number, since 2×16428780596² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16428780593) 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, 194660 + ... + 265988.

It is an arithmetic number, because the mean of its divisors is an integer number (1216319160).

Almost surely, 2^16428780596 is an apocalyptic number.

It is an amenable number.

16428780596 is a deficient number, since it is larger than the sum of its proper divisors (12762879244).

16428780596 is a wasteful number, since it uses less digits than its factorization.

16428780596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72215 (or 72213 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 16428780596 in words is "sixteen billion, four hundred twenty-eight million, seven hundred eighty thousand, five hundred ninety-six".