135123067476 has 72 divisors (see below), whose sum is σ = 342698865600. Its totient is φ = 44891159040.

The previous prime is 135123067463. The next prime is 135123067481. The reversal of 135123067476 is 674760321531.

135123067476 is a `hidden beast` number, since 1 + 3 + 512 + 3 + 0 + 67 + 4 + 76 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28390785 + ... + 28395543.

Almost surely, 2^135123067476 is an apocalyptic number.

It is an amenable number.

135123067476 is an abundant number, since it is smaller than the sum of its proper divisors (207575798124).

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

135123067476 is a wasteful number, since it uses less digits than its factorization.

135123067476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7229 (or 7224 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 135123067476 in words is "one hundred thirty-five billion, one hundred twenty-three million, sixty-seven thousand, four hundred seventy-six".