163012153503191 has 16 divisors (see below), whose sum is σ = 163691346989184. Its totient is φ = 162334068240384.

The previous prime is 163012153503167. The next prime is 163012153503217. The reversal of 163012153503191 is 191305351210361.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 163012153503191 - 2¹⁰ = 163012153502167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163012153503791) 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, 1521476375 + ... + 1521583511.

It is an arithmetic number, because the mean of its divisors is an integer number (10230709186824).

Almost surely, 2^{163012153503191} is an apocalyptic number.

163012153503191 is a deficient number, since it is larger than the sum of its proper divisors (679193485993).

163012153503191 is a wasteful number, since it uses less digits than its factorization.

163012153503191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112250.

The product of its (nonzero) digits is 72900, while the sum is 41.

The spelling of 163012153503191 in words is "one hundred sixty-three trillion, twelve billion, one hundred fifty-three million, five hundred three thousand, one hundred ninety-one".