7150220918 has 32 divisors (see below), whose sum is σ = 11465508960. Its totient is φ = 3337770240.

The previous prime is 7150220899. The next prime is 7150220921. The reversal of 7150220918 is 8190220517.

7150220918 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×7150220918² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339578 + ... + 360018.

It is an arithmetic number, because the mean of its divisors is an integer number (358297155).

Almost surely, 2^7150220918 is an apocalyptic number.

7150220918 is a deficient number, since it is larger than the sum of its proper divisors (4315288042).

7150220918 is a wasteful number, since it uses less digits than its factorization.

7150220918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20672.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 7150220918 is about 84558.9789318674. The cubic root of 7150220918 is about 1926.5183651544.

The spelling of 7150220918 in words is "seven billion, one hundred fifty million, two hundred twenty thousand, nine hundred eighteen".