2120039672 has 16 divisors (see below), whose sum is σ = 4208902560. Its totient is φ = 997665664.

The previous prime is 2120039659. The next prime is 2120039711. The reversal of 2120039672 is 2769300212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7794128 + ... + 7794399.

It is an arithmetic number, because the mean of its divisors is an integer number (263056410).

Almost surely, 2^2120039672 is an apocalyptic number.

It is an amenable number.

2120039672 is a deficient number, since it is larger than the sum of its proper divisors (2088862888).

2120039672 is a wasteful number, since it uses less digits than its factorization.

2120039672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15588550 (or 15588546 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2120039672 is about 46043.8885412603. Note that the first 3 decimals coincide. The cubic root of 2120039672 is about 1284.6396708554.

Adding to 2120039672 its reverse (2769300212), we get a palindrome (4889339884).

The spelling of 2120039672 in words is "two billion, one hundred twenty million, thirty-nine thousand, six hundred seventy-two".