5449628789136 has 135 divisors (see below), whose sum is σ = 17742053222283. Its totient is φ = 1556980770240.

The previous prime is 5449628789071. The next prime is 5449628789147. The reversal of 5449628789136 is 6319878269445.

The square root of 5449628789136 is 2334444.

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

5449628789136 is a `hidden beast` number, since 5 + 4 + 496 + 28 + 7 + 89 + 1 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

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 26 ways as a sum of consecutive naturals, for example, 196079401 + ... + 196107191.

Almost surely, 2^{5449628789136} is an apocalyptic number.

5449628789136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

5449628789136 is the 2334444-th square number.

It is an amenable number.

5449628789136 is an abundant number, since it is smaller than the sum of its proper divisors (12292424433147).

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

5449628789136 is an frugal number, since it uses more digits than its factorization.

5449628789136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55610 (or 27803 counting only the distinct ones).

The product of its digits is 627056640, while the sum is 72.

The spelling of 5449628789136 in words is "five trillion, four hundred forty-nine billion, six hundred twenty-eight million, seven hundred eighty-nine thousand, one hundred thirty-six".