5440197050929 has 27 divisors (see below), whose sum is σ = 5593994164353. Its totient is φ = 5290607101824.

The previous prime is 5440197050879. The next prime is 5440197050957. The reversal of 5440197050929 is 9290507910445.

It is a happy number.

The square root of 5440197050929 is 2332423.

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

It can be written as a sum of positive squares in 4 ways, for example, as 370278335025 + 5069918715904 = 608505^2 + 2251648^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5440197050929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5440197050929.

It is not an unprimeable number, because it can be changed into a prime (5440197050999) 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 26 ways as a sum of consecutive naturals, for example, 15153752052 + ... + 15153752410.

Almost surely, 2^{5440197050929} is an apocalyptic number.

5440197050929 is the 2332423-rd square number.

5440197050929 is the 1166212-nd centered octagonal number.

It is an amenable number.

5440197050929 is a deficient number, since it is larger than the sum of its proper divisors (153797113424).

5440197050929 is an frugal number, since it uses more digits than its factorization.

5440197050929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 5440197050929 in words is "five trillion, four hundred forty billion, one hundred ninety-seven million, fifty thousand, nine hundred twenty-nine".