135401154655 has 16 divisors (see below), whose sum is σ = 175059208800. Its totient is φ = 99943256448.

The previous prime is 135401154641. The next prime is 135401154703. The reversal of 135401154655 is 556451104531.

It is a cyclic number.

It is not a de Polignac number, because 135401154655 - 2²⁷ = 135266936927 is a prime.

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, 326805 + ... + 614494.

It is an arithmetic number, because the mean of its divisors is an integer number (10941200550).

Almost surely, 2^135401154655 is an apocalyptic number.

135401154655 is a deficient number, since it is larger than the sum of its proper divisors (39658054145).

135401154655 is a wasteful number, since it uses less digits than its factorization.

135401154655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943530.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 135401154655 in words is "one hundred thirty-five billion, four hundred one million, one hundred fifty-four thousand, six hundred fifty-five".