135628912674 has 16 divisors (see below), whose sum is σ = 301397583840. Its totient is φ = 45209637540.

The previous prime is 135628912667. The next prime is 135628912733. The reversal of 135628912674 is 476219826531.

It is a happy number.

135628912674 is a `hidden beast` number, since 1 + 3 + 5 + 628 + 9 + 1 + 2 + 6 + 7 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 2511646531 = 135628912674 / (1 + 3 + 5 + 6 + 2 + 8 + 9 + 1 + 2 + 6 + 7 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 135628912674.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255823212 + ... + 1255823319.

It is an arithmetic number, because the mean of its divisors is an integer number (18837348990).

Almost surely, 2^135628912674 is an apocalyptic number.

135628912674 is an abundant number, since it is smaller than the sum of its proper divisors (165768671166).

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

135628912674 is a wasteful number, since it uses less digits than its factorization.

135628912674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511646542 (or 2511646536 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 135628912674 in words is "one hundred thirty-five billion, six hundred twenty-eight million, nine hundred twelve thousand, six hundred seventy-four".