135723049000 has 128 divisors (see below), whose sum is σ = 395959000320. Its totient is φ = 42303264000.

The previous prime is 135723048961. The next prime is 135723049003. The reversal of 135723049000 is 940327531.

It is not an unprimeable number, because it can be changed into a prime (135723049003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 804319 + ... + 958318.

It is an arithmetic number, because the mean of its divisors is an integer number (3093429690).

Almost surely, 2^135723049000 is an apocalyptic number.

135723049000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135723049000 is an abundant number, since it is smaller than the sum of its proper divisors (260235951320).

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

135723049000 is a wasteful number, since it uses less digits than its factorization.

135723049000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1762676 (or 1762662 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 135723049000 in words is "one hundred thirty-five billion, seven hundred twenty-three million, forty-nine thousand".