6551300400 has 60 divisors (see below), whose sum is σ = 20986002792. Its totient is φ = 1747013120.

The previous prime is 6551300383. The next prime is 6551300411. The reversal of 6551300400 is 40031556.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2728509 + ... + 2730908.

Almost surely, 2^6551300400 is an apocalyptic number.

6551300400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6551300400 is an abundant number, since it is smaller than the sum of its proper divisors (14434702392).

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

6551300400 is a wasteful number, since it uses less digits than its factorization.

6551300400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5459438 (or 5459427 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 6551300400 is about 80940.1037805117. The cubic root of 6551300400 is about 1871.1524443242.

Adding to 6551300400 its reverse (40031556), we get a palindrome (6591331956).

The spelling of 6551300400 in words is "six billion, five hundred fifty-one million, three hundred thousand, four hundred".