16700392900 has 27 divisors (see below), whose sum is σ = 36242657101. Its totient is φ = 6679640240.

The previous prime is 16700392889. The next prime is 16700392921. The reversal of 16700392900 is 929300761.

The square root of 16700392900 is 129230.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6012141444 + 10688251456 = 77538^2 + 103384^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16700392900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1285839 + ... + 1298761.

Almost surely, 2^16700392900 is an apocalyptic number.

16700392900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16700392900 is the 129230-th square number.

It is an amenable number.

16700392900 is an abundant number, since it is smaller than the sum of its proper divisors (19542264201).

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

16700392900 is an frugal number, since it uses more digits than its factorization.

16700392900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25860 (or 12930 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

It can be divided in two parts, 16700 and 392900, that added together give a square (409600 = 640²).

The spelling of 16700392900 in words is "sixteen billion, seven hundred million, three hundred ninety-two thousand, nine hundred".