163051290025 has 12 divisors (see below), whose sum is σ = 217736184652. Its totient is φ = 120407106240.

The previous prime is 163051290013. The next prime is 163051290037. The reversal of 163051290025 is 520092150361.

It is an interprime number because it is at equal distance from previous prime (163051290013) and next prime (163051290037).

It can be written as a sum of positive squares in 6 ways, for example, as 12194064 + 163039095961 = 3492^2 + 403781^2 .

It is not a de Polignac number, because 163051290025 - 2⁵ = 163051289993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250847814 + ... + 250848463.

Almost surely, 2^163051290025 is an apocalyptic number.

It is an amenable number.

163051290025 is a deficient number, since it is larger than the sum of its proper divisors (54684894627).

163051290025 is a wasteful number, since it uses less digits than its factorization.

163051290025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501696300 (or 501696295 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 163051290025 in words is "one hundred sixty-three billion, fifty-one million, two hundred ninety thousand, twenty-five".