5266534400 has 78 divisors (see below), whose sum is σ = 13059664872. Its totient is φ = 2106572800.

The previous prime is 5266534391. The next prime is 5266534421. The reversal of 5266534400 is 44356625.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76685 + ... + 128115.

Almost surely, 2^5266534400 is an apocalyptic number.

5266534400 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 5266534400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6529832436).

5266534400 is an abundant number, since it is smaller than the sum of its proper divisors (7793130472).

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

5266534400 is an equidigital number, since it uses as much as digits as its factorization.

5266534400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51465 (or 51438 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 5266534400 is about 72570.8922364883. The cubic root of 5266534400 is about 1739.8359822496.

The spelling of 5266534400 in words is "five billion, two hundred sixty-six million, five hundred thirty-four thousand, four hundred".