158380450 has 24 divisors (see below), whose sum is σ = 295020180. Its totient is φ = 63259200.

The previous prime is 158380433. The next prime is 158380451. The reversal of 158380450 is 54083851.

It can be written as a sum of positive squares in 6 ways, for example, as 98982601 + 59397849 = 9949^2 + 7707^2 .

It is not an unprimeable number, because it can be changed into a prime (158380451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39540 + ... + 43360.

Almost surely, 2^158380450 is an apocalyptic number.

158380450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158380450 is a deficient number, since it is larger than the sum of its proper divisors (136639730).

158380450 is a wasteful number, since it uses less digits than its factorization.

158380450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4662 (or 4657 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 158380450 is about 12584.9294793416. The cubic root of 158380450 is about 541.0455850423.

The spelling of 158380450 in words is "one hundred fifty-eight million, three hundred eighty thousand, four hundred fifty".