5511220552 has 32 divisors (see below), whose sum is σ = 10701100800. Its totient is φ = 2657793600.

The previous prime is 5511220513. The next prime is 5511220553. The reversal of 5511220552 is 2550221155.

It is a self number, because there is not a number n which added to its sum of digits gives 5511220552.

It is not an unprimeable number, because it can be changed into a prime (5511220553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217927 + ... + 241897.

It is an arithmetic number, because the mean of its divisors is an integer number (334409400).

Almost surely, 2^5511220552 is an apocalyptic number.

It is an amenable number.

5511220552 is a deficient number, since it is larger than the sum of its proper divisors (5189880248).

5511220552 is a wasteful number, since it uses less digits than its factorization.

5511220552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24997 (or 24993 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 5511220552 is about 74237.5952735540. The cubic root of 5511220552 is about 1766.3737297772.

The spelling of 5511220552 in words is "five billion, five hundred eleven million, two hundred twenty thousand, five hundred fifty-two".