7120055506 has 8 divisors (see below), whose sum is σ = 10691292924. Its totient is φ = 3556291200.

The previous prime is 7120055477. The next prime is 7120055507. The reversal of 7120055506 is 6055500217.

It can be written as a sum of positive squares in 2 ways, for example, as 7037699881 + 82355625 = 83891^2 + 9075^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (7120055507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1865895 + ... + 1869706.

Almost surely, 2^7120055506 is an apocalyptic number.

7120055506 is a deficient number, since it is larger than the sum of its proper divisors (3571237418).

7120055506 is a wasteful number, since it uses less digits than its factorization.

7120055506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3736556.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 7120055506 is about 84380.4213428684. The cubic root of 7120055506 is about 1923.8053423813.

The spelling of 7120055506 in words is "seven billion, one hundred twenty million, fifty-five thousand, five hundred six".