245454421400 has 24 divisors (see below), whose sum is σ = 570681530220. Its totient is φ = 98181768480.

The previous prime is 245454421369. The next prime is 245454421411. The reversal of 245454421400 is 4124454542.

It is a happy number.

245454421400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 613635854 + ... + 613636253.

Almost surely, 2^245454421400 is an apocalyptic number.

245454421400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245454421400 is an abundant number, since it is smaller than the sum of its proper divisors (325227108820).

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

245454421400 is a wasteful number, since it uses less digits than its factorization.

245454421400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227272123 (or 1227272114 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 245454421400 its reverse (4124454542), we get a palindrome (249578875942).

The spelling of 245454421400 in words is "two hundred forty-five billion, four hundred fifty-four million, four hundred twenty-one thousand, four hundred".