553939321441 has 15 divisors (see below), whose sum is σ = 609428548065. Its totient is φ = 503499331500.

The previous prime is 553939321433. The next prime is 553939321493. The reversal of 553939321441 is 144123939355.

The square root of 553939321441 is 744271.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 553939321441 - 2³ = 553939321433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553939721441) 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 14 ways as a sum of consecutive naturals, for example, 90053716 + ... + 90059866.

It is an arithmetic number, because the mean of its divisors is an integer number (40628569871).

Almost surely, 2^553939321441 is an apocalyptic number.

553939321441 is the 744271-st square number.

553939321441 is the 372136-th centered octagonal number.

It is an amenable number.

553939321441 is a deficient number, since it is larger than the sum of its proper divisors (55489226624).

553939321441 is an frugal number, since it uses more digits than its factorization.

553939321441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12346 (or 6162 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 49.

Multiplying 553939321441 by its sum of digits (49), we get a square (27143026750609 = 5209897²).

The spelling of 553939321441 in words is "five hundred fifty-three billion, nine hundred thirty-nine million, three hundred twenty-one thousand, four hundred forty-one".