27219920304 has 40 divisors (see below), whose sum is σ = 70501773312. Its totient is φ = 9049610560.

The previous prime is 27219920303. The next prime is 27219920341. The reversal of 27219920304 is 40302991272.

It is a super-2 number, since 2×27219920304² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27219920303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721932 + ... + 758699.

Almost surely, 2^27219920304 is an apocalyptic number.

27219920304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27219920304 is an abundant number, since it is smaller than the sum of its proper divisors (43281853008).

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

27219920304 is a wasteful number, since it uses less digits than its factorization.

27219920304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481025 (or 1481019 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 27219920304 in words is "twenty-seven billion, two hundred nineteen million, nine hundred twenty thousand, three hundred four".