135225253400 has 48 divisors (see below), whose sum is σ = 330946024200. Its totient is φ = 51243252480.

The previous prime is 135225253399. The next prime is 135225253459. The reversal of 135225253400 is 4352522531.

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, 17788997 + ... + 17796596.

Almost surely, 2^135225253400 is an apocalyptic number.

135225253400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135225253400 is an abundant number, since it is smaller than the sum of its proper divisors (195720770800).

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

135225253400 is a wasteful number, since it uses less digits than its factorization.

135225253400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35585628 (or 35585619 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 135225253400 its reverse (4352522531), we get a palindrome (139577775931).

The spelling of 135225253400 in words is "one hundred thirty-five billion, two hundred twenty-five million, two hundred fifty-three thousand, four hundred".