9672451477 has 6 divisors (see below), whose sum is σ = 10416868098. Its totient is φ = 8928089424.

The previous prime is 9672451463. The next prime is 9672451489. The reversal of 9672451477 is 7741542769.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 122080401 + 9550371076 = 11049^2 + 97726^2 .

It is not a de Polignac number, because 9672451477 - 2¹¹ = 9672449429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9672455477) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 340963 + ... + 368239.

It is an arithmetic number, because the mean of its divisors is an integer number (1736144683).

Almost surely, 2^9672451477 is an apocalyptic number.

It is an amenable number.

9672451477 is a deficient number, since it is larger than the sum of its proper divisors (744416621).

9672451477 is an frugal number, since it uses more digits than its factorization.

9672451477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54567 (or 27290 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 52.

The square root of 9672451477 is about 98348.6221408312. The cubic root of 9672451477 is about 2130.6503540603.

Multiplying 9672451477 by its sum of digits (52), we get a square (502967476804 = 709202²).

The spelling of 9672451477 in words is "nine billion, six hundred seventy-two million, four hundred fifty-one thousand, four hundred seventy-seven".