27752225642 has 32 divisors (see below), whose sum is σ = 44114353920. Its totient is φ = 13072530240.

The previous prime is 27752225629. The next prime is 27752225723. The reversal of 27752225642 is 24652225772.

It is a junction number, because it is equal to n+sod(n) for n = 27752225593 and 27752225602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886928 + ... + 917684.

It is an arithmetic number, because the mean of its divisors is an integer number (1378573560).

Almost surely, 2^27752225642 is an apocalyptic number.

27752225642 is a deficient number, since it is larger than the sum of its proper divisors (16362128278).

27752225642 is a wasteful number, since it uses less digits than its factorization.

27752225642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31166.

The product of its digits is 940800, while the sum is 44.

The spelling of 27752225642 in words is "twenty-seven billion, seven hundred fifty-two million, two hundred twenty-five thousand, six hundred forty-two".