3544726644 has 48 divisors (see below), whose sum is σ = 9730627200. Its totient is φ = 1112070528.

The previous prime is 3544726631. The next prime is 3544726657. The reversal of 3544726644 is 4466274453.

3544726644 is a `hidden beast` number, since 3 + 544 + 7 + 2 + 66 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (3544726631) and next prime (3544726657).

It is a self number, because there is not a number n which added to its sum of digits gives 3544726644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 963504 + ... + 967175.

It is an arithmetic number, because the mean of its divisors is an integer number (202721400).

Almost surely, 2^3544726644 is an apocalyptic number.

3544726644 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3544726644 is an abundant number, since it is smaller than the sum of its proper divisors (6185900556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3544726644 is a wasteful number, since it uses less digits than its factorization.

3544726644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930709 (or 1930701 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 45.

The square root of 3544726644 is about 59537.6069724002. The cubic root of 3544726644 is about 1524.7345798398.

The spelling of 3544726644 in words is "three billion, five hundred forty-four million, seven hundred twenty-six thousand, six hundred forty-four".