1477009994329 has 9 divisors (see below), whose sum is σ = 1482968274879. Its totient is φ = 1471075572120.

The previous prime is 1477009994311. The next prime is 1477009994351. The reversal of 1477009994329 is 9234999007741.

The square root of 1477009994329 is 1215323.

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., 550449737929 + 926560256400 = 741923^2 + 962580^2 .

It is not a de Polignac number, because 1477009994329 - 2²³ = 1477001605721 is a prime.

It is a super-2 number, since 2×1477009994329² (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 (1477009994309) 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, 319627639 + ... + 319632259.

Almost surely, 2^{1477009994329} is an apocalyptic number.

1477009994329 is the 1215323-rd square number.

1477009994329 is the 607662-nd centered octagonal number.

It is an amenable number.

1477009994329 is a deficient number, since it is larger than the sum of its proper divisors (5958280550).

1477009994329 is an frugal number, since it uses more digits than its factorization.

1477009994329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9768 (or 4884 counting only the distinct ones).

The product of its (nonzero) digits is 30862944, while the sum is 64.

Multiplying 1477009994329 by its sum of digits (64), we get a square (94528639637056 = 9722584²).

The spelling of 1477009994329 in words is "one trillion, four hundred seventy-seven billion, nine million, nine hundred ninety-four thousand, three hundred twenty-nine".