5551551151552 has 112 divisors (see below), whose sum is σ = 12662708419008. Its totient is φ = 2365556981760.

The previous prime is 5551551151513. The next prime is 5551551151613. The reversal of 5551551151552 is 2551511551555.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57482568 + ... + 57579064.

Almost surely, 2^{5551551151552} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5551551151552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6331354209504).

5551551151552 is an abundant number, since it is smaller than the sum of its proper divisors (7111157267456).

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

5551551151552 is a wasteful number, since it uses less digits than its factorization.

5551551151552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97254 (or 97244 counting only the distinct ones).

The product of its digits is 781250, while the sum is 46.

The spelling of 5551551151552 in words is "five trillion, five hundred fifty-one billion, five hundred fifty-one million, one hundred fifty-one thousand, five hundred fifty-two".