27303224772 has 48 divisors (see below), whose sum is σ = 65114542080. Its totient is φ = 8900379552.

The previous prime is 27303224677. The next prime is 27303224777. The reversal of 27303224772 is 27742230372.

It is a self number, because there is not a number n which added to its sum of digits gives 27303224772.

It is not an unprimeable number, because it can be changed into a prime (27303224777) 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 15 ways as a sum of consecutive naturals, for example, 718629 + ... + 755667.

It is an arithmetic number, because the mean of its divisors is an integer number (1356552960).

Almost surely, 2^27303224772 is an apocalyptic number.

It is an amenable number.

27303224772 is an abundant number, since it is smaller than the sum of its proper divisors (37811317308).

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

27303224772 is a wasteful number, since it uses less digits than its factorization.

27303224772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38400 (or 38398 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 39.

The spelling of 27303224772 in words is "twenty-seven billion, three hundred three million, two hundred twenty-four thousand, seven hundred seventy-two".