7099355549 has 24 divisors (see below), whose sum is σ = 8469585504. Its totient is φ = 5898360000.

The previous prime is 7099355489. The next prime is 7099355551. The reversal of 7099355549 is 9455539907.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-7099355549 is a prime.

It is a super-2 number, since 2×7099355549² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7099355494 and 7099355503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7099355749) 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, 168854 + ... + 206664.

It is an arithmetic number, because the mean of its divisors is an integer number (352899396).

Almost surely, 2^7099355549 is an apocalyptic number.

It is an amenable number.

7099355549 is a deficient number, since it is larger than the sum of its proper divisors (1370229955).

7099355549 is a wasteful number, since it uses less digits than its factorization.

7099355549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37949 (or 37936 counting only the distinct ones).

The product of its (nonzero) digits is 7654500, while the sum is 56.

The square root of 7099355549 is about 84257.6735318511. The cubic root of 7099355549 is about 1921.9391892260.

The spelling of 7099355549 in words is "seven billion, ninety-nine million, three hundred fifty-five thousand, five hundred forty-nine".