54777077745 has 32 divisors (see below), whose sum is σ = 94566455424. Its totient is φ = 26915366400.

The previous prime is 54777077723. The next prime is 54777077759.

It is a happy number.

54777077745 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54777077745 - 2⁷ = 54777077617 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 167991 + ... + 371180.

It is an arithmetic number, because the mean of its divisors is an integer number (2955201732).

Almost surely, 2^54777077745 is an apocalyptic number.

It is an amenable number.

54777077745 is a deficient number, since it is larger than the sum of its proper divisors (39789377679).

54777077745 is a wasteful number, since it uses less digits than its factorization.

54777077745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539713.

The product of its (nonzero) digits is 47059600, while the sum is 60.

The spelling of 54777077745 in words is "fifty-four billion, seven hundred seventy-seven million, seventy-seven thousand, seven hundred forty-five".