1475950422769 has 9 divisors (see below), whose sum is σ = 1479319679691. Its totient is φ = 1472588830440.

The previous prime is 1475950422721. The next prime is 1475950422773. The reversal of 1475950422769 is 9672240595741.

The square root of 1475950422769 is 1214887.

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., 1000926214369 + 475024208400 = 1000463^2 + 689220^2 .

It is not a de Polignac number, because 1475950422769 - 2⁷ = 1475950422641 is a prime.

It is a super-2 number, since 2×1475950422769² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1475950422269) 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 8 ways as a sum of consecutive naturals, for example, 664542079 + ... + 664544299.

It is an arithmetic number, because the mean of its divisors is an integer number (164368853299).

Almost surely, 2^{1475950422769} is an apocalyptic number.

1475950422769 is the 1214887-th square number.

1475950422769 is the 607444-th centered octagonal number.

It is an amenable number.

1475950422769 is a deficient number, since it is larger than the sum of its proper divisors (3369256922).

1475950422769 is an frugal number, since it uses more digits than its factorization.

1475950422769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5536 (or 2768 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 61.

The spelling of 1475950422769 in words is "one trillion, four hundred seventy-five billion, nine hundred fifty million, four hundred twenty-two thousand, seven hundred sixty-nine".