135548968177 has 24 divisors (see below), whose sum is σ = 165116822976. Its totient is φ = 110740357728.

The previous prime is 135548968151. The next prime is 135548968207. The reversal of 135548968177 is 771869845531.

It is not a de Polignac number, because 135548968177 - 2³¹ = 133401484529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135548963177) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106443 + ... + 531439.

It is an arithmetic number, because the mean of its divisors is an integer number (6879867624).

Almost surely, 2^135548968177 is an apocalyptic number.

It is an amenable number.

135548968177 is a deficient number, since it is larger than the sum of its proper divisors (29567854799).

135548968177 is a wasteful number, since it uses less digits than its factorization.

135548968177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425317 (or 425310 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 64.

The spelling of 135548968177 in words is "one hundred thirty-five billion, five hundred forty-eight million, nine hundred sixty-eight thousand, one hundred seventy-seven".