158772031230450 has 96 divisors (see below), whose sum is σ = 454818190933440. Its totient is φ = 36226060595200.

The previous prime is 158772031230427. The next prime is 158772031230457. The reversal of 158772031230450 is 54032130277851.

158772031230450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 158772031230450.

It is not an unprimeable number, because it can be changed into a prime (158772031230457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2830132935 + ... + 2830189034.

It is an arithmetic number, because the mean of its divisors is an integer number (4737689488890).

Almost surely, 2^{158772031230450} is an apocalyptic number.

158772031230450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158772031230450 is an abundant number, since it is smaller than the sum of its proper divisors (296046159702990).

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

158772031230450 is a wasteful number, since it uses less digits than its factorization.

158772031230450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660322012 (or 5660322007 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 158772031230450 in words is "one hundred fifty-eight trillion, seven hundred seventy-two billion, thirty-one million, two hundred thirty thousand, four hundred fifty".