7214447513 has 24 divisors (see below), whose sum is σ = 9282224448. Its totient is φ = 5459918112.

The previous prime is 7214447477. The next prime is 7214447519. The reversal of 7214447513 is 3157444127.

It is not a de Polignac number, because 7214447513 - 2¹² = 7214443417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7214447519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26795 + ... + 123072.

It is an arithmetic number, because the mean of its divisors is an integer number (386759352).

Almost surely, 2^7214447513 is an apocalyptic number.

It is an amenable number.

7214447513 is a deficient number, since it is larger than the sum of its proper divisors (2067776935).

7214447513 is a wasteful number, since it uses less digits than its factorization.

7214447513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149933 (or 149910 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The square root of 7214447513 is about 84937.9038651178. The cubic root of 7214447513 is about 1932.2694729945.

The spelling of 7214447513 in words is "seven billion, two hundred fourteen million, four hundred forty-seven thousand, five hundred thirteen".