253602060400 has 60 divisors (see below), whose sum is σ = 656146575112. Its totient is φ = 93637681920.

The previous prime is 253602060391. The next prime is 253602060419. The reversal of 253602060400 is 4060206352.

It is a happy number.

253602060400 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 11 ways as a sum of consecutive naturals, for example, 24379614 + ... + 24390013.

Almost surely, 2^253602060400 is an apocalyptic number.

253602060400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253602060400 is an abundant number, since it is smaller than the sum of its proper divisors (402544514712).

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

253602060400 is a wasteful number, since it uses less digits than its factorization.

253602060400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48769658 (or 48769647 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 253602060400 its reverse (4060206352), we get a palindrome (257662266752).

The spelling of 253602060400 in words is "two hundred fifty-three billion, six hundred two million, sixty thousand, four hundred".