54736782177 has 16 divisors (see below), whose sum is σ = 90991014912. Its totient is φ = 28434691920.

The previous prime is 54736782169. The next prime is 54736782197. The reversal of 54736782177 is 77128763745.

It is not a de Polignac number, because 54736782177 - 2³ = 54736782169 is a prime.

It is a super-2 number, since 2×54736782177² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54736782157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118477653 + ... + 118478114.

It is an arithmetic number, because the mean of its divisors is an integer number (5686938432).

Almost surely, 2^54736782177 is an apocalyptic number.

It is an amenable number.

54736782177 is a deficient number, since it is larger than the sum of its proper divisors (36254232735).

54736782177 is a wasteful number, since it uses less digits than its factorization.

54736782177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236955788.

The product of its digits is 13829760, while the sum is 57.

The spelling of 54736782177 in words is "fifty-four billion, seven hundred thirty-six million, seven hundred eighty-two thousand, one hundred seventy-seven".