1415926265329 has 9 divisors (see below), whose sum is σ = 1439592493131. Its totient is φ = 1392642963720.

The previous prime is 1415926265311. The next prime is 1415926265333. The reversal of 1415926265329 is 9235626295141.

The square root of 1415926265329 is 1189927.

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

It can be written as a sum of positive squares in only one way, i.e., 46043288929 + 1369882976400 = 214577^2 + 1170420^2 .

It is not a de Polignac number, because 1415926265329 - 2⁹ = 1415926264817 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 1415926265329.

It is not an unprimeable number, because it can be changed into a prime (1415926265359) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 72575794 + ... + 72595300.

It is an arithmetic number, because the mean of its divisors is an integer number (159954721459).

Almost surely, 2^{1415926265329} is an apocalyptic number.

1415926265329 is the 1189927-th square number.

1415926265329 is the 594964-th centered octagonal number.

It is an amenable number.

1415926265329 is a deficient number, since it is larger than the sum of its proper divisors (23666227802).

1415926265329 is an frugal number, since it uses more digits than its factorization.

1415926265329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39136 (or 19568 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 55.

The spelling of 1415926265329 in words is "one trillion, four hundred fifteen billion, nine hundred twenty-six million, two hundred sixty-five thousand, three hundred twenty-nine".