484772977919 has 4 divisors (see below), whose sum is σ = 486427493496. Its totient is φ = 483118462344.

The previous prime is 484772977879. The next prime is 484772977943. The reversal of 484772977919 is 919779277484.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-484772977919 is a prime.

It is a super-2 number, since 2×484772977919² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (484772977979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827257349 + ... + 827257934.

It is an arithmetic number, because the mean of its divisors is an integer number (121606873374).

Almost surely, 2^484772977919 is an apocalyptic number.

484772977919 is a deficient number, since it is larger than the sum of its proper divisors (1654515577).

484772977919 is a wasteful number, since it uses less digits than its factorization.

484772977919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654515576.

The product of its digits is 448084224, while the sum is 74.

The spelling of 484772977919 in words is "four hundred eighty-four billion, seven hundred seventy-two million, nine hundred seventy-seven thousand, nine hundred nineteen".