7425543400 has 48 divisors (see below), whose sum is σ = 18833883840. Its totient is φ = 2700196800.

The previous prime is 7425543361. The next prime is 7425543401. The reversal of 7425543400 is 43455247.

It is not an unprimeable number, because it can be changed into a prime (7425543401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1685424 + ... + 1689823.

It is an arithmetic number, because the mean of its divisors is an integer number (392372580).

Almost surely, 2^7425543400 is an apocalyptic number.

It is an amenable number.

7425543400 is an abundant number, since it is smaller than the sum of its proper divisors (11408340440).

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

7425543400 is a wasteful number, since it uses less digits than its factorization.

7425543400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3375274 (or 3375265 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 34.

The square root of 7425543400 is about 86171.5927669902. The cubic root of 7425543400 is about 1950.9347611291.

Adding to 7425543400 its reverse (43455247), we get a palindrome (7468998647).

The spelling of 7425543400 in words is "seven billion, four hundred twenty-five million, five hundred forty-three thousand, four hundred".