77541497227134 has 48 divisors (see below), whose sum is σ = 175831422747552. Its totient is φ = 24650012749824.

The previous prime is 77541497227123. The next prime is 77541497227189. The reversal of 77541497227134 is 43172279414577.

77541497227134 is a `hidden beast` number, since 7 + 7 + 5 + 4 + 1 + 497 + 2 + 2 + 7 + 134 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277751139 + ... + 278030174.

It is an arithmetic number, because the mean of its divisors is an integer number (3663154640574).

Almost surely, 2^{77541497227134} is an apocalyptic number.

77541497227134 is an abundant number, since it is smaller than the sum of its proper divisors (98289925520418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77541497227134 is a wasteful number, since it uses less digits than its factorization.

77541497227134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555781681 (or 555781678 counting only the distinct ones).

The product of its digits is 82978560, while the sum is 63.

The spelling of 77541497227134 in words is "seventy-seven trillion, five hundred forty-one billion, four hundred ninety-seven million, two hundred twenty-seven thousand, one hundred thirty-four".