145411550502005 has 8 divisors (see below), whose sum is σ = 184758205343832. Its totient is φ = 109486343907328.

The previous prime is 145411550501993. The next prime is 145411550502011. The reversal of 145411550502005 is 500205055114541.

It can be written as a sum of positive squares in 4 ways, for example, as 1639388308996 + 143772162193009 = 1280386^2 + 11990503^2 .

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 145411550502005 - 2⁶ = 145411550501941 is a prime.

It is a super-2 number, since 2×145411550502005² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145411550502005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 855362061692 + ... + 855362061861.

It is an arithmetic number, because the mean of its divisors is an integer number (23094775667979).

Almost surely, 2^{145411550502005} is an apocalyptic number.

It is an amenable number.

145411550502005 is a deficient number, since it is larger than the sum of its proper divisors (39346654841827).

145411550502005 is a wasteful number, since it uses less digits than its factorization.

145411550502005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710724123575.

The product of its (nonzero) digits is 100000, while the sum is 38.

The spelling of 145411550502005 in words is "one hundred forty-five trillion, four hundred eleven billion, five hundred fifty million, five hundred two thousand, five".