652144144045 has 8 divisors (see below), whose sum is σ = 809558247960. Its totient is φ = 503725131840.

The previous prime is 652144144009. The next prime is 652144144051. The reversal of 652144144045 is 540441441256.

It can be written as a sum of positive squares in 4 ways, for example, as 92511480649 + 559632663396 = 304157^2 + 748086^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-652144144045 is a prime.

It is a super-2 number, since 2×652144144045² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 652144143989 and 652144144007.

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, 2248772766 + ... + 2248773055.

It is an arithmetic number, because the mean of its divisors is an integer number (101194780995).

Almost surely, 2^652144144045 is an apocalyptic number.

It is an amenable number.

652144144045 is a deficient number, since it is larger than the sum of its proper divisors (157414103915).

652144144045 is a wasteful number, since it uses less digits than its factorization.

652144144045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497545855.

The product of its (nonzero) digits is 307200, while the sum is 40.

The spelling of 652144144045 in words is "six hundred fifty-two billion, one hundred forty-four million, one hundred forty-four thousand, forty-five".