147476328469 has 4 divisors (see below), whose sum is σ = 149893973260. Its totient is φ = 145058683680.

The previous prime is 147476328449. The next prime is 147476328521. The reversal of 147476328469 is 964823674741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4941387025 + 142534941444 = 70295^2 + 377538^2 .

It is a cyclic number.

It is not a de Polignac number, because 147476328469 - 2¹¹ = 147476326421 is a prime.

It is a super-2 number, since 2×147476328469² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (61), and also a Moran number because the ratio is a prime number: 2417644729 = 147476328469 / (1 + 4 + 7 + 4 + 7 + 6 + 3 + 2 + 8 + 4 + 6 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147476328449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208822304 + ... + 1208822425.

It is an arithmetic number, because the mean of its divisors is an integer number (37473493315).

Almost surely, 2^147476328469 is an apocalyptic number.

It is an amenable number.

147476328469 is a deficient number, since it is larger than the sum of its proper divisors (2417644791).

147476328469 is an equidigital number, since it uses as much as digits as its factorization.

147476328469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417644790.

The product of its digits is 48771072, while the sum is 61.

The spelling of 147476328469 in words is "one hundred forty-seven billion, four hundred seventy-six million, three hundred twenty-eight thousand, four hundred sixty-nine".