253504035004400 has 60 divisors (see below), whose sum is σ = 612563926601112. Its totient is φ = 100815477477120.

The previous prime is 253504035004373. The next prime is 253504035004469. The reversal of 253504035004400 is 4400530405352.

It is a congruent number.

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, 1831607354 + ... + 1831745753.

Almost surely, 2^{253504035004400} is an apocalyptic number.

253504035004400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253504035004400 is an abundant number, since it is smaller than the sum of its proper divisors (359059891596712).

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

253504035004400 is a wasteful number, since it uses less digits than its factorization.

253504035004400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663353298 (or 3663353287 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 253504035004400 its reverse (4400530405352), we get a palindrome (257904565409752).

The spelling of 253504035004400 in words is "two hundred fifty-three trillion, five hundred four billion, thirty-five million, four thousand, four hundred".