16277319700 has 18 divisors (see below), whose sum is σ = 35321783966. Its totient is φ = 6510927840.

The previous prime is 16277319671. The next prime is 16277319731. The reversal of 16277319700 is 791377261.

It can be written as a sum of positive squares in 3 ways, for example, as 5271631236 + 11005688464 = 72606^2 + 104908^2 .

It is a super-2 number, since 2×16277319700² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81386499 + ... + 81386698.

Almost surely, 2^16277319700 is an apocalyptic number.

16277319700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16277319700 is an abundant number, since it is smaller than the sum of its proper divisors (19044464266).

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

16277319700 is a wasteful number, since it uses less digits than its factorization.

16277319700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162773211 (or 162773204 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 43.

The spelling of 16277319700 in words is "sixteen billion, two hundred seventy-seven million, three hundred nineteen thousand, seven hundred".