27380462428 has 48 divisors (see below), whose sum is σ = 52971609600. Its totient is φ = 12279271680.

The previous prime is 27380462423. The next prime is 27380462561. The reversal of 27380462428 is 82426408372.

It is a super-2 number, since 2×27380462428² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27380462423) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8399863 + ... + 8403121.

It is an arithmetic number, because the mean of its divisors is an integer number (1103575200).

Almost surely, 2^27380462428 is an apocalyptic number.

It is an amenable number.

27380462428 is a deficient number, since it is larger than the sum of its proper divisors (25591147172).

27380462428 is a wasteful number, since it uses less digits than its factorization.

27380462428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5770 (or 5768 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 46.

The spelling of 27380462428 in words is "twenty-seven billion, three hundred eighty million, four hundred sixty-two thousand, four hundred twenty-eight".