135779023371 has 8 divisors (see below), whose sum is σ = 181125369040. Its totient is φ = 90476013312.

The previous prime is 135779023363. The next prime is 135779023411. The reversal of 135779023371 is 173320977531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135779023371 - 2³ = 135779023363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135779023371.

It is not an unprimeable number, because it can be changed into a prime (135779523371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10826590 + ... + 10839123.

It is an arithmetic number, because the mean of its divisors is an integer number (22640671130).

Almost surely, 2^135779023371 is an apocalyptic number.

135779023371 is a deficient number, since it is larger than the sum of its proper divisors (45346345669).

135779023371 is a wasteful number, since it uses less digits than its factorization.

135779023371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21667805.

The product of its (nonzero) digits is 833490, while the sum is 48.

The spelling of 135779023371 in words is "one hundred thirty-five billion, seven hundred seventy-nine million, twenty-three thousand, three hundred seventy-one".