75148918 has 16 divisors (see below), whose sum is σ = 125581680. Its totient is φ = 33487776.

The previous prime is 75148883. The next prime is 75148937. The reversal of 75148918 is 81984157.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49080 + ... + 50587.

It is an arithmetic number, because the mean of its divisors is an integer number (7848855).

Almost surely, 2^75148918 is an apocalyptic number.

75148918 is a deficient number, since it is larger than the sum of its proper divisors (50432762).

75148918 is a wasteful number, since it uses less digits than its factorization.

75148918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99711.

The product of its digits is 80640, while the sum is 43.

The square root of 75148918 is about 8668.8475589319. The cubic root of 75148918 is about 421.9952643539.

The spelling of 75148918 in words is "seventy-five million, one hundred forty-eight thousand, nine hundred eighteen".