145858573173 has 8 divisors (see below), whose sum is σ = 205917985728. Its totient is φ = 91519104704.

The previous prime is 145858573127. The next prime is 145858573193. The reversal of 145858573173 is 371375858541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145858573173 - 2⁸ = 145858572917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145858573193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1429985961 + ... + 1429986062.

It is an arithmetic number, because the mean of its divisors is an integer number (25739748216).

Almost surely, 2^145858573173 is an apocalyptic number.

It is an amenable number.

145858573173 is a deficient number, since it is larger than the sum of its proper divisors (60059412555).

145858573173 is a wasteful number, since it uses less digits than its factorization.

145858573173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859972043.

The product of its digits is 14112000, while the sum is 57.

The spelling of 145858573173 in words is "one hundred forty-five billion, eight hundred fifty-eight million, five hundred seventy-three thousand, one hundred seventy-three".