145502262234161 has 8 divisors (see below), whose sum is σ = 167308473315264. Its totient is φ = 123951094557840.

The previous prime is 145502262234151. The next prime is 145502262234163. The reversal of 145502262234161 is 161432262205541.

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 145502262234161 - 2²⁶ = 145502195125297 is a prime.

It is a super-3 number, since 3×145502262234161³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145502262234163) 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, 63760849970 + ... + 63760852251.

It is an arithmetic number, because the mean of its divisors is an integer number (20913559164408).

Almost surely, 2^{145502262234161} is an apocalyptic number.

It is an amenable number.

145502262234161 is a deficient number, since it is larger than the sum of its proper divisors (21806211081103).

145502262234161 is a wasteful number, since it uses less digits than its factorization.

145502262234161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127521702391.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 145502262234161 in words is "one hundred forty-five trillion, five hundred two billion, two hundred sixty-two million, two hundred thirty-four thousand, one hundred sixty-one".