157628518 has 16 divisors (see below), whose sum is σ = 242560080. Its totient is φ = 76780800.

The previous prime is 157628509. The next prime is 157628531. The reversal of 157628518 is 815826751.

157628518 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105118 + ... + 106606.

It is an arithmetic number, because the mean of its divisors is an integer number (15160005).

Almost surely, 2^157628518 is an apocalyptic number.

157628518 is a deficient number, since it is larger than the sum of its proper divisors (84931562).

157628518 is a wasteful number, since it uses less digits than its factorization.

157628518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823.

The product of its digits is 134400, while the sum is 43.

The square root of 157628518 is about 12555.0196335968. The cubic root of 157628518 is about 540.1879980993.

The spelling of 157628518 in words is "one hundred fifty-seven million, six hundred twenty-eight thousand, five hundred eighteen".