5510551554 has 64 divisors (see below), whose sum is σ = 12815712000. Its totient is φ = 1751815296.

The previous prime is 5510551481. The next prime is 5510551567. The reversal of 5510551554 is 4551550155.

5510551554 is a `hidden beast` number, since 5 + 51 + 0 + 5 + 51 + 554 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 427102 + ... + 439814.

It is an arithmetic number, because the mean of its divisors is an integer number (200245500).

Almost surely, 2^5510551554 is an apocalyptic number.

5510551554 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5510551554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6407856000).

5510551554 is an abundant number, since it is smaller than the sum of its proper divisors (7305160446).

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

5510551554 is a wasteful number, since it uses less digits than its factorization.

5510551554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13096 (or 13090 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 36.

The square root of 5510551554 is about 74233.0893470021. The cubic root of 5510551554 is about 1766.3022544843.

The spelling of 5510551554 in words is "five billion, five hundred ten million, five hundred fifty-one thousand, five hundred fifty-four".