40054053321 has 6 divisors (see below), whose sum is σ = 57855854810. Its totient is φ = 26702702208.

The previous prime is 40054053293. The next prime is 40054053343. The reversal of 40054053321 is 12335045004.

40054053321 is a `hidden beast` number, since 40 + 0 + 540 + 53 + 32 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 32724810000 + 7329243321 = 180900^2 + 85611^2 .

It is not a de Polignac number, because 40054053321 - 2⁶ = 40054053257 is a prime.

It is a super-2 number, since 2×40054053321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40054053521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2225225176 + ... + 2225225193.

Almost surely, 2^40054053321 is an apocalyptic number.

It is an amenable number.

40054053321 is a deficient number, since it is larger than the sum of its proper divisors (17801801489).

40054053321 is a wasteful number, since it uses less digits than its factorization.

40054053321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4450450375 (or 4450450372 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 40054053321 its reverse (12335045004), we get a palindrome (52389098325).

The spelling of 40054053321 in words is "forty billion, fifty-four million, fifty-three thousand, three hundred twenty-one".