135461641600 has 48 divisors (see below), whose sum is σ = 334632594420. Its totient is φ = 54184655360.

The previous prime is 135461641499. The next prime is 135461641709. The reversal of 135461641600 is 6146164531.

It is a self number, because there is not a number n which added to its sum of digits gives 135461641600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21162682 + ... + 21169081.

Almost surely, 2^135461641600 is an apocalyptic number.

135461641600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135461641600 is an abundant number, since it is smaller than the sum of its proper divisors (199170952820).

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

135461641600 is an equidigital number, since it uses as much as digits as its factorization.

135461641600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42331787 (or 42331770 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 135461641600 in words is "one hundred thirty-five billion, four hundred sixty-one million, six hundred forty-one thousand, six hundred".