158745451373 has 12 divisors (see below), whose sum is σ = 161694053820. Its totient is φ = 155830885056.

The previous prime is 158745451367. The next prime is 158745451387. The reversal of 158745451373 is 373154547851.

It can be written as a sum of positive squares in 2 ways, for example, as 87000221764 + 71745229609 = 294958^2 + 267853^2 .

It is a de Polignac number, because none of the positive numbers 2^k-158745451373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158745451273) 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, 1673411 + ... + 1765727.

It is an arithmetic number, because the mean of its divisors is an integer number (13474504485).

Almost surely, 2^158745451373 is an apocalyptic number.

It is an amenable number.

158745451373 is a deficient number, since it is larger than the sum of its proper divisors (2948602447).

158745451373 is an frugal number, since it uses more digits than its factorization.

158745451373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92684 (or 92545 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 53.

The spelling of 158745451373 in words is "one hundred fifty-eight billion, seven hundred forty-five million, four hundred fifty-one thousand, three hundred seventy-three".