7016556149 has 12 divisors (see below), whose sum is σ = 7461783588. Its totient is φ = 6596544000.

The previous prime is 7016556067. The next prime is 7016556199. The reversal of 7016556149 is 9416556107.

It can be written as a sum of positive squares in 6 ways, for example, as 898500625 + 6118055524 = 29975^2 + 78218^2 .

It is not a de Polignac number, because 7016556149 - 2⁸ = 7016555893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7016556199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 259049 + ... + 284849.

It is an arithmetic number, because the mean of its divisors is an integer number (621815299).

Almost surely, 2^7016556149 is an apocalyptic number.

It is an amenable number.

7016556149 is a deficient number, since it is larger than the sum of its proper divisors (445227439).

7016556149 is a wasteful number, since it uses less digits than its factorization.

7016556149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26776 (or 26759 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 7016556149 is about 83764.8861337494. The cubic root of 7016556149 is about 1914.4381274194.

The spelling of 7016556149 in words is "seven billion, sixteen million, five hundred fifty-six thousand, one hundred forty-nine".