27213543950 has 24 divisors (see below), whose sum is σ = 50708118312. Its totient is φ = 10865863520.

The previous prime is 27213543941. The next prime is 27213543971. The reversal of 27213543950 is 5934531272.

It is a junction number, because it is equal to n+sod(n) for n = 27213543898 and 27213543907.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 460724 + ... + 516423.

It is an arithmetic number, because the mean of its divisors is an integer number (2112838263).

Almost surely, 2^27213543950 is an apocalyptic number.

27213543950 is a deficient number, since it is larger than the sum of its proper divisors (23494574362).

27213543950 is a wasteful number, since it uses less digits than its factorization.

27213543950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977716 (or 977711 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 27213543950 in words is "twenty-seven billion, two hundred thirteen million, five hundred forty-three thousand, nine hundred fifty".