158746433450 has 24 divisors (see below), whose sum is σ = 322110946080. Its totient is φ = 57725975600.

The previous prime is 158746433437. The next prime is 158746433453. The reversal of 158746433450 is 54334647851.

158746433450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is not an unprimeable number, because it can be changed into a prime (158746433453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144314390 + ... + 144315489.

It is an arithmetic number, because the mean of its divisors is an integer number (13421289420).

Almost surely, 2^158746433450 is an apocalyptic number.

158746433450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158746433450 is an abundant number, since it is smaller than the sum of its proper divisors (163364512630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158746433450 is a wasteful number, since it uses less digits than its factorization.

158746433450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288629902 (or 288629897 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 158746433450 in words is "one hundred fifty-eight billion, seven hundred forty-six million, four hundred thirty-three thousand, four hundred fifty".