145436725173 has 8 divisors (see below), whose sum is σ = 194008557888. Its totient is φ = 96911354624.

The previous prime is 145436725163. The next prime is 145436725201. The reversal of 145436725173 is 371527634541.

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 145436725173 - 2¹³ = 145436716981 is a prime.

It is a super-3 number, since 3×145436725173³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145436725163) 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, 11608236 + ... + 11620757.

It is an arithmetic number, because the mean of its divisors is an integer number (24251069736).

Almost surely, 2^145436725173 is an apocalyptic number.

It is an amenable number.

145436725173 is a deficient number, since it is larger than the sum of its proper divisors (48571832715).

145436725173 is a wasteful number, since it uses less digits than its factorization.

145436725173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23231083.

The product of its digits is 2116800, while the sum is 48.

The spelling of 145436725173 in words is "one hundred forty-five billion, four hundred thirty-six million, seven hundred twenty-five thousand, one hundred seventy-three".