4368977864 has 8 divisors (see below), whose sum is σ = 8191833510. Its totient is φ = 2184488928.

The previous prime is 4368977831. The next prime is 4368977881. The reversal of 4368977864 is 4687798634.

It can be written as a sum of positive squares in only one way, i.e., 4269576964 + 99400900 = 65342^2 + 9970^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×4368977864² = 38175935152244004992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4368977797 and 4368977806.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273061109 + ... + 273061124.

Almost surely, 2^4368977864 is an apocalyptic number.

It is an amenable number.

4368977864 is a deficient number, since it is larger than the sum of its proper divisors (3822855646).

4368977864 is a wasteful number, since it uses less digits than its factorization.

4368977864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546122239 (or 546122235 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 62.

The square root of 4368977864 is about 66098.2440311390. The cubic root of 4368977864 is about 1634.7823797993.

The spelling of 4368977864 in words is "four billion, three hundred sixty-eight million, nine hundred seventy-seven thousand, eight hundred sixty-four".