8452477172 has 6 divisors (see below), whose sum is σ = 14791835058. Its totient is φ = 4226238584.

The previous prime is 8452477147. The next prime is 8452477177. The reversal of 8452477172 is 2717742548.

It can be written as a sum of positive squares in only one way, i.e., 8336785636 + 115691536 = 91306^2 + 10756^2 .

It is a super-2 number, since 2×8452477172² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8452477177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056559643 + ... + 1056559650.

It is an arithmetic number, because the mean of its divisors is an integer number (2465305843).

Almost surely, 2^8452477172 is an apocalyptic number.

It is an amenable number.

8452477172 is a deficient number, since it is larger than the sum of its proper divisors (6339357886).

8452477172 is a wasteful number, since it uses less digits than its factorization.

8452477172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113119297 (or 2113119295 counting only the distinct ones).

The product of its digits is 878080, while the sum is 47.

The square root of 8452477172 is about 91937.3546062752. The cubic root of 8452477172 is about 2037.0170722519.

The spelling of 8452477172 in words is "eight billion, four hundred fifty-two million, four hundred seventy-seven thousand, one hundred seventy-two".