203252504025440 has 96 divisors (see below), whose sum is σ = 497282646168000. Its totient is φ = 78412100917248.

The previous prime is 203252504025433. The next prime is 203252504025539. The reversal of 203252504025440 is 44520405252302.

203252504025440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×203252504025440² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203252504025394 and 203252504025403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19568495 + ... + 28096814.

It is an arithmetic number, because the mean of its divisors is an integer number (5180027564250).

Almost surely, 2^{203252504025440} is an apocalyptic number.

203252504025440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203252504025440 is an abundant number, since it is smaller than the sum of its proper divisors (294030142142560).

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

203252504025440 is a wasteful number, since it uses less digits than its factorization.

203252504025440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47666272 (or 47666264 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 203252504025440 its reverse (44520405252302), we get a palindrome (247772909277742).

The spelling of 203252504025440 in words is "two hundred three trillion, two hundred fifty-two billion, five hundred four million, twenty-five thousand, four hundred forty".