5526561400 has 48 divisors (see below), whose sum is σ = 12878082000. Its totient is φ = 2205665280.

The previous prime is 5526561377. The next prime is 5526561401. The reversal of 5526561400 is 41656255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5526561401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59029 + ... + 120571.

It is an arithmetic number, because the mean of its divisors is an integer number (268293375).

Almost surely, 2^5526561400 is an apocalyptic number.

5526561400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5526561400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6439041000).

5526561400 is an abundant number, since it is smaller than the sum of its proper divisors (7351520600).

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

5526561400 is a wasteful number, since it uses less digits than its factorization.

5526561400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62008 (or 61999 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 5526561400 is about 74340.8461076413. The cubic root of 5526561400 is about 1768.0111509094.

The spelling of 5526561400 in words is "five billion, five hundred twenty-six million, five hundred sixty-one thousand, four hundred".