135268466154661 has 64 divisors (see below), whose sum is σ = 170453725263360. Its totient is φ = 104701105152000.

The previous prime is 135268466154617. The next prime is 135268466154697. The reversal of 135268466154661 is 166451664862531.

It is not a de Polignac number, because 135268466154661 - 2⁹ = 135268466154149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135268466154593 and 135268466154602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135268466151661) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2146099095 + ... + 2146162123.

It is an arithmetic number, because the mean of its divisors is an integer number (2663339457240).

Almost surely, 2^{135268466154661} is an apocalyptic number.

It is an amenable number.

135268466154661 is a deficient number, since it is larger than the sum of its proper divisors (35185259108699).

135268466154661 is a wasteful number, since it uses less digits than its factorization.

135268466154661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70366.

The product of its digits is 149299200, while the sum is 64.

The spelling of 135268466154661 in words is "one hundred thirty-five trillion, two hundred sixty-eight billion, four hundred sixty-six million, one hundred fifty-four thousand, six hundred sixty-one".