2054402511321 has 16 divisors (see below), whose sum is σ = 2748210192000. Its totient is φ = 1365103292928.

The previous prime is 2054402511311. The next prime is 2054402511349. The reversal of 2054402511321 is 1231152044502.

It is not a de Polignac number, because 2054402511321 - 2¹⁷ = 2054402380249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2054402511311) 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, 1003465 + ... + 2261801.

It is an arithmetic number, because the mean of its divisors is an integer number (171763137000).

Almost surely, 2^{2054402511321} is an apocalyptic number.

It is an amenable number.

2054402511321 is a deficient number, since it is larger than the sum of its proper divisors (693807680679).

2054402511321 is a wasteful number, since it uses less digits than its factorization.

2054402511321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260128.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 2054402511321 its reverse (1231152044502), we get a palindrome (3285554555823).

The spelling of 2054402511321 in words is "two trillion, fifty-four billion, four hundred two million, five hundred eleven thousand, three hundred twenty-one".