158156450 has 24 divisors (see below), whose sum is σ = 294520212. Its totient is φ = 63187520.

The previous prime is 158156447. The next prime is 158156461. The reversal of 158156450 is 54651851.

It is a happy number.

158156450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 69438889 + 88717561 = 8333^2 + 9419^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 158156450.

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 11 ways as a sum of consecutive naturals, for example, 62612 + ... + 65088.

Almost surely, 2^158156450 is an apocalyptic number.

158156450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158156450 is a deficient number, since it is larger than the sum of its proper divisors (136363762).

158156450 is a wasteful number, since it uses less digits than its factorization.

158156450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3766 (or 3761 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 35.

The square root of 158156450 is about 12576.0267970452. The cubic root of 158156450 is about 540.7903948939.

The spelling of 158156450 in words is "one hundred fifty-eight million, one hundred fifty-six thousand, four hundred fifty".