5499987645672 has 256 divisors, whose sum is σ = 17117459251200. Its totient is φ = 1624814795520.

The previous prime is 5499987645653. The next prime is 5499987645673. The reversal of 5499987645672 is 2765467899945.

It is a happy number.

5499987645672 is a `hidden beast` number, since 5 + 4 + 9 + 9 + 98 + 7 + 6 + 456 + 72 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5499987645591 and 5499987645600.

It is not an unprimeable number, because it can be changed into a prime (5499987645673) 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 63 ways as a sum of consecutive naturals, for example, 10806343 + ... + 11303849.

It is an arithmetic number, because the mean of its divisors is an integer number (66865075200).

Almost surely, 2^{5499987645672} is an apocalyptic number.

5499987645672 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5499987645672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8558729625600).

5499987645672 is an abundant number, since it is smaller than the sum of its proper divisors (11617471605528).

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

5499987645672 is a wasteful number, since it uses less digits than its factorization.

5499987645672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497693 (or 497683 counting only the distinct ones).

The product of its digits is 8230118400, while the sum is 81.

The spelling of 5499987645672 in words is "five trillion, four hundred ninety-nine billion, nine hundred eighty-seven million, six hundred forty-five thousand, six hundred seventy-two".