27403163158 has 32 divisors (see below), whose sum is σ = 49933848384. Its totient is φ = 11010342912.

The previous prime is 27403163131. The next prime is 27403163159. The reversal of 27403163158 is 85136130472.

It is a self number, because there is not a number n which added to its sum of digits gives 27403163158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27403163159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162841 + ... + 285172.

It is an arithmetic number, because the mean of its divisors is an integer number (1560432762).

Almost surely, 2^27403163158 is an apocalyptic number.

27403163158 is a deficient number, since it is larger than the sum of its proper divisors (22530685226).

27403163158 is a wasteful number, since it uses less digits than its factorization.

27403163158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448296.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 27403163158 in words is "twenty-seven billion, four hundred three million, one hundred sixty-three thousand, one hundred fifty-eight".