163810246149 has 24 divisors (see below), whose sum is σ = 261977862432. Its totient is φ = 97797157920.

The previous prime is 163810246139. The next prime is 163810246151. The reversal of 163810246149 is 941642018361.

163810246149 is a `hidden beast` number, since 1 + 6 + 3 + 8 + 1 + 0 + 24 + 614 + 9 = 666.

It is not a de Polignac number, because 163810246149 - 2⁷ = 163810246021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163810246129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12341494 + ... + 12354759.

It is an arithmetic number, because the mean of its divisors is an integer number (10915744268).

Almost surely, 2^163810246149 is an apocalyptic number.

It is an amenable number.

163810246149 is a deficient number, since it is larger than the sum of its proper divisors (98167616283).

163810246149 is a wasteful number, since it uses less digits than its factorization.

163810246149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24696337 (or 24696334 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 163810246149 in words is "one hundred sixty-three billion, eight hundred ten million, two hundred forty-six thousand, one hundred forty-nine".