5551055511 has 8 divisors (see below), whose sum is σ = 7403760000. Its totient is φ = 3699527352.

The previous prime is 5551055491. The next prime is 5551055519. The reversal of 5551055511 is 1155501555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5551055511 - 2⁵ = 5551055479 is a prime.

It is a super-2 number, since 2×5551055511² = 61628434572406942242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551055519) 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, 283011 + ... + 301988.

It is an arithmetic number, because the mean of its divisors is an integer number (925470000).

Almost surely, 2^5551055511 is an apocalyptic number.

5551055511 is a deficient number, since it is larger than the sum of its proper divisors (1852704489).

5551055511 is a wasteful number, since it uses less digits than its factorization.

5551055511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588165.

The product of its (nonzero) digits is 15625, while the sum is 33.

The square root of 5551055511 is about 74505.4059179601. The cubic root of 5551055511 is about 1770.6192850398.

The spelling of 5551055511 in words is "five billion, five hundred fifty-one million, fifty-five thousand, five hundred eleven".