135406424554 has 8 divisors (see below), whose sum is σ = 203120566560. Its totient is φ = 67699569036.

The previous prime is 135406424551. The next prime is 135406424563. The reversal of 135406424554 is 455424604531.

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

It is a self number, because there is not a number n which added to its sum of digits gives 135406424554.

It is not an unprimeable number, because it can be changed into a prime (135406424551) 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, 1774924 + ... + 1849639.

It is an arithmetic number, because the mean of its divisors is an integer number (25390070820).

Almost surely, 2^135406424554 is an apocalyptic number.

135406424554 is a deficient number, since it is larger than the sum of its proper divisors (67714142006).

135406424554 is a wasteful number, since it uses less digits than its factorization.

135406424554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3643244.

The product of its (nonzero) digits is 1152000, while the sum is 43.

The spelling of 135406424554 in words is "one hundred thirty-five billion, four hundred six million, four hundred twenty-four thousand, five hundred fifty-four".