2161148950174 has 4 divisors (see below), whose sum is σ = 3241723425264. Its totient is φ = 1080574475086.

The previous prime is 2161148950151. The next prime is 2161148950189. The reversal of 2161148950174 is 4710598411612.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540287237542 + ... + 540287237545.

It is an arithmetic number, because the mean of its divisors is an integer number (810430856316).

Almost surely, 2^{2161148950174} is an apocalyptic number.

2161148950174 is a deficient number, since it is larger than the sum of its proper divisors (1080574475090).

2161148950174 is a wasteful number, since it uses less digits than its factorization.

2161148950174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080574475089.

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 2161148950174 in words is "two trillion, one hundred sixty-one billion, one hundred forty-eight million, nine hundred fifty thousand, one hundred seventy-four".