54412544315421 has 6 divisors (see below), whose sum is σ = 78595897344510. Its totient is φ = 36275029543608.

The previous prime is 54412544315417. The next prime is 54412544315447. The reversal of 54412544315421 is 12451344521445.

54412544315421 is a `hidden beast` number, since 5 + 4 + 4 + 1 + 2 + 544 + 31 + 54 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37339004619225 + 17073539696196 = 6110565^2 + 4132014^2 .

It is not a de Polignac number, because 54412544315421 - 2² = 54412544315417 is a prime.

It is a super-3 number, since 3×54412544315421³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54412544315401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3022919128626 + ... + 3022919128643.

It is an arithmetic number, because the mean of its divisors is an integer number (13099316224085).

Almost surely, 2^{54412544315421} is an apocalyptic number.

It is an amenable number.

54412544315421 is a deficient number, since it is larger than the sum of its proper divisors (24183353029089).

54412544315421 is a wasteful number, since it uses less digits than its factorization.

54412544315421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6045838257275 (or 6045838257272 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 45.

Adding to 54412544315421 its reverse (12451344521445), we get a palindrome (66863888836866).

The spelling of 54412544315421 in words is "fifty-four trillion, four hundred twelve billion, five hundred forty-four million, three hundred fifteen thousand, four hundred twenty-one".