5921045948181 has 16 divisors (see below), whose sum is σ = 9716588223104. Its totient is φ = 3123189071424.

The previous prime is 5921045948171. The next prime is 5921045948261. The reversal of 5921045948181 is 1818495401295.

It is a happy number.

It is not a de Polignac number, because 5921045948181 - 2¹³ = 5921045939989 is a prime.

It is a super-2 number, since 2×5921045948181² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5921045948141) 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, 10844406226 + ... + 10844406771.

It is an arithmetic number, because the mean of its divisors is an integer number (607286763944).

Almost surely, 2^{5921045948181} is an apocalyptic number.

It is an amenable number.

5921045948181 is a deficient number, since it is larger than the sum of its proper divisors (3795542274923).

5921045948181 is a wasteful number, since it uses less digits than its factorization.

5921045948181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21688813020.

The product of its (nonzero) digits is 4147200, while the sum is 57.

The spelling of 5921045948181 in words is "five trillion, nine hundred twenty-one billion, forty-five million, nine hundred forty-eight thousand, one hundred eighty-one".