2072143321508 has 12 divisors (see below), whose sum is σ = 3905193182940. Its totient is φ = 956373840672.

The previous prime is 2072143321429. The next prime is 2072143321513. The reversal of 2072143321508 is 8051233412702.

It can be written as a sum of positive squares in 2 ways, for example, as 1078257945664 + 993885375844 = 1038392^2 + 996938^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19924454963 + ... + 19924455066.

It is an arithmetic number, because the mean of its divisors is an integer number (325432765245).

Almost surely, 2^{2072143321508} is an apocalyptic number.

It is an amenable number.

2072143321508 is a deficient number, since it is larger than the sum of its proper divisors (1833049861432).

2072143321508 is a wasteful number, since it uses less digits than its factorization.

2072143321508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39848910046 (or 39848910044 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 2072143321508 in words is "two trillion, seventy-two billion, one hundred forty-three million, three hundred twenty-one thousand, five hundred eight".