2921404041193 has 64 divisors (see below), whose sum is σ = 3299723661312. Its totient is φ = 2564198138880.

The previous prime is 2921404041191. The next prime is 2921404041211. The reversal of 2921404041193 is 3911404041292.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2921404041193 - 2¹ = 2921404041191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2921404041191) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3931902780 + ... + 3931903522.

It is an arithmetic number, because the mean of its divisors is an integer number (51558182208).

Almost surely, 2^{2921404041193} is an apocalyptic number.

It is an amenable number.

2921404041193 is a deficient number, since it is larger than the sum of its proper divisors (378319620119).

2921404041193 is a wasteful number, since it uses less digits than its factorization.

2921404041193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414.

The product of its (nonzero) digits is 62208, while the sum is 40.

Subtracting 2921404041193 from its reverse (3911404041292), we obtain a palindrome (990000000099).

The spelling of 2921404041193 in words is "two trillion, nine hundred twenty-one billion, four hundred four million, forty-one thousand, one hundred ninety-three".