135557600 has 72 divisors (see below), whose sum is σ = 342399960. Its totient is φ = 52344320.

The previous prime is 135557599. The next prime is 135557627. The reversal of 135557600 is 6755531.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 20279 + ... + 26121.

It is an arithmetic number, because the mean of its divisors is an integer number (4755555).

Almost surely, 2^135557600 is an apocalyptic number.

135557600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135557600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171199980).

135557600 is an abundant number, since it is smaller than the sum of its proper divisors (206842360).

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

135557600 is a wasteful number, since it uses less digits than its factorization.

135557600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5892 (or 5879 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 135557600 is about 11642.9205957955. The cubic root of 135557600 is about 513.6980972226.

The spelling of 135557600 in words is "one hundred thirty-five million, five hundred fifty-seven thousand, six hundred".