2073910355181 has 12 divisors (see below), whose sum is σ = 3423598046752. Its totient is φ = 1185091631496.

The previous prime is 2073910355173. The next prime is 2073910355183. The reversal of 2073910355181 is 1815530193702.

2073910355181 is a `hidden beast` number, since 2 + 0 + 7 + 3 + 9 + 10 + 3 + 551 + 81 = 666.

It is not a de Polignac number, because 2073910355181 - 2³ = 2073910355173 is a prime.

It is a super-2 number, since 2×2073910355181² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2073910355183) by changing a digit.

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, 16459605931 + ... + 16459606056.

Almost surely, 2^{2073910355181} is an apocalyptic number.

2073910355181 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2073910355181 is a deficient number, since it is larger than the sum of its proper divisors (1349687691571).

2073910355181 is a wasteful number, since it uses less digits than its factorization.

2073910355181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32919212000 (or 32919211997 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The spelling of 2073910355181 in words is "two trillion, seventy-three billion, nine hundred ten million, three hundred fifty-five thousand, one hundred eighty-one".