135013747644 has 96 divisors (see below), whose sum is σ = 351062994240. Its totient is φ = 44872740864.

The previous prime is 135013747639. The next prime is 135013747667. The reversal of 135013747644 is 446747310531.

135013747644 is a `hidden beast` number, since 1 + 3 + 5 + 0 + 137 + 476 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 135013747644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79559404 + ... + 79561100.

It is an arithmetic number, because the mean of its divisors is an integer number (3656906190).

Almost surely, 2^135013747644 is an apocalyptic number.

It is an amenable number.

135013747644 is an abundant number, since it is smaller than the sum of its proper divisors (216049246596).

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

135013747644 is a wasteful number, since it uses less digits than its factorization.

135013747644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3436 (or 3428 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 135013747644 in words is "one hundred thirty-five billion, thirteen million, seven hundred forty-seven thousand, six hundred forty-four".