135702174707078 has 32 divisors (see below), whose sum is σ = 236691819705600. Its totient is φ = 57144166488864.

The previous prime is 135702174707003. The next prime is 135702174707101. The reversal of 135702174707078 is 870707471207531.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38809100 + ... + 42161007.

It is an arithmetic number, because the mean of its divisors is an integer number (7396619365800).

Almost surely, 2^{135702174707078} is an apocalyptic number.

135702174707078 is a deficient number, since it is larger than the sum of its proper divisors (100989644998522).

135702174707078 is a wasteful number, since it uses less digits than its factorization.

135702174707078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80972204.

The product of its (nonzero) digits is 16134720, while the sum is 59.

The spelling of 135702174707078 in words is "one hundred thirty-five trillion, seven hundred two billion, one hundred seventy-four million, seven hundred seven thousand, seventy-eight".