135423512522 has 8 divisors (see below), whose sum is σ = 203136830400. Its totient is φ = 67711235724.

The previous prime is 135423512513. The next prime is 135423512527. The reversal of 135423512522 is 225215324531.

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

It is not an unprimeable number, because it can be changed into a prime (135423512527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377129 + ... + 642707.

It is an arithmetic number, because the mean of its divisors is an integer number (25392103800).

Almost surely, 2^135423512522 is an apocalyptic number.

135423512522 is a deficient number, since it is larger than the sum of its proper divisors (67713317878).

135423512522 is a wasteful number, since it uses less digits than its factorization.

135423512522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520540.

The product of its digits is 72000, while the sum is 35.

The spelling of 135423512522 in words is "one hundred thirty-five billion, four hundred twenty-three million, five hundred twelve thousand, five hundred twenty-two".