7186481152 has 68 divisors (see below), whose sum is σ = 14651116380. Its totient is φ = 3523739648.

The previous prime is 7186481147. The next prime is 7186481161. The reversal of 7186481152 is 2511846817.

It can be written as a sum of positive squares in 2 ways, for example, as 3057647616 + 4128833536 = 55296^2 + 64256^2 .

It is a super-2 number, since 2×7186481152² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7186481099 and 7186481108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3472374 + ... + 3474442.

Almost surely, 2^7186481152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7186481152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7325558190).

7186481152 is an abundant number, since it is smaller than the sum of its proper divisors (7464635228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7186481152 is an frugal number, since it uses more digits than its factorization.

7186481152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154 (or 2124 counting only the distinct ones).

The product of its digits is 107520, while the sum is 43.

The square root of 7186481152 is about 84773.1157384226. The cubic root of 7186481152 is about 1929.7694653365.

The spelling of 7186481152 in words is "seven billion, one hundred eighty-six million, four hundred eighty-one thousand, one hundred fifty-two".