54776214779 has 16 divisors (see below), whose sum is σ = 64451134944. Its totient is φ = 45895584000.

The previous prime is 54776214667. The next prime is 54776214791. The reversal of 54776214779 is 97741267745.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54776214779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54776214079) 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, 199922 + ... + 386679.

It is an arithmetic number, because the mean of its divisors is an integer number (4028195934).

Almost surely, 2^54776214779 is an apocalyptic number.

54776214779 is a deficient number, since it is larger than the sum of its proper divisors (9674920165).

54776214779 is a wasteful number, since it uses less digits than its factorization.

54776214779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587278.

The product of its digits is 20744640, while the sum is 59.

The spelling of 54776214779 in words is "fifty-four billion, seven hundred seventy-six million, two hundred fourteen thousand, seven hundred seventy-nine".