5505004591920 has 160 divisors (see below), whose sum is σ = 18962778536640. Its totient is φ = 1467916369920.

The previous prime is 5505004591913. The next prime is 5505004591949. The reversal of 5505004591920 is 291954005055.

5505004591920 is a `hidden beast` number, since 5 + 5 + 0 + 5 + 0 + 0 + 459 + 192 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43181712 + ... + 43309008.

It is an arithmetic number, because the mean of its divisors is an integer number (118517365854).

Almost surely, 2^{5505004591920} is an apocalyptic number.

It is an amenable number.

5505004591920 is an abundant number, since it is smaller than the sum of its proper divisors (13457773944720).

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

5505004591920 is a wasteful number, since it uses less digits than its factorization.

5505004591920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147340 (or 147328 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 45.

Adding to 5505004591920 its reverse (291954005055), we get a palindrome (5796958596975).

The spelling of 5505004591920 in words is "five trillion, five hundred five billion, four million, five hundred ninety-one thousand, nine hundred twenty".