5266551576 has 128 divisors (see below), whose sum is σ = 15550295040. Its totient is φ = 1465344000.

The previous prime is 5266551539. The next prime is 5266551599. The reversal of 5266551576 is 6751556625.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 658401 + ... + 666351.

It is an arithmetic number, because the mean of its divisors is an integer number (121486680).

Almost surely, 2^5266551576 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 5266551576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7775147520).

5266551576 is an abundant number, since it is smaller than the sum of its proper divisors (10283743464).

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

5266551576 is a wasteful number, since it uses less digits than its factorization.

5266551576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8177 (or 8173 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 48.

The square root of 5266551576 is about 72571.0105758491. The cubic root of 5266551576 is about 1739.8378736509.

The spelling of 5266551576 in words is "five billion, two hundred sixty-six million, five hundred fifty-one thousand, five hundred seventy-six".