7121330044 has 24 divisors (see below), whose sum is σ = 12873660800. Its totient is φ = 3443307840.

The previous prime is 7121330009. The next prime is 7121330053. The reversal of 7121330044 is 4400331217.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157102 + ... + 197290.

Almost surely, 2^7121330044 is an apocalyptic number.

It is an amenable number.

7121330044 is a deficient number, since it is larger than the sum of its proper divisors (5752330756).

7121330044 is a wasteful number, since it uses less digits than its factorization.

7121330044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41653 (or 41651 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 7121330044 is about 84387.9733374371. The cubic root of 7121330044 is about 1923.9201269136.

The spelling of 7121330044 in words is "seven billion, one hundred twenty-one million, three hundred thirty thousand, forty-four".