30449529752 has 32 divisors (see below), whose sum is σ = 57420778800. Its totient is φ = 15137570304.

The previous prime is 30449529743. The next prime is 30449529797. The reversal of 30449529752 is 25792594403.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30449529752.

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, 989348 + ... + 1019660.

Almost surely, 2^30449529752 is an apocalyptic number.

It is an amenable number.

30449529752 is a deficient number, since it is larger than the sum of its proper divisors (26971249048).

30449529752 is a wasteful number, since it uses less digits than its factorization.

30449529752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31035 (or 31031 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 30449529752 in words is "thirty billion, four hundred forty-nine million, five hundred twenty-nine thousand, seven hundred fifty-two".