4244864546 has 8 divisors (see below), whose sum is σ = 6857088924. Its totient is φ = 1959168240.

The previous prime is 4244864543. The next prime is 4244864551. The reversal of 4244864546 is 6454684424.

It can be written as a sum of positive squares in 2 ways, for example, as 4078738225 + 166126321 = 63865^2 + 12889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4244864546² = 36037750027775572232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4244864546.

It is not an unprimeable number, because it can be changed into a prime (4244864543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81631985 + ... + 81632036.

Almost surely, 2^4244864546 is an apocalyptic number.

4244864546 is a deficient number, since it is larger than the sum of its proper divisors (2612224378).

4244864546 is a wasteful number, since it uses less digits than its factorization.

4244864546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163264036.

The product of its digits is 2949120, while the sum is 47.

The square root of 4244864546 is about 65152.6250123508. The cubic root of 4244864546 is about 1619.1532111133.

The spelling of 4244864546 in words is "four billion, two hundred forty-four million, eight hundred sixty-four thousand, five hundred forty-six".