2152338785 has 16 divisors (see below), whose sum is σ = 2610938880. Its totient is φ = 1703150400.

The previous prime is 2152338767. The next prime is 2152338787. The reversal of 2152338785 is 5878332512.

It is not a de Polignac number, because 2152338785 - 2¹² = 2152334689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2152338787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 887084 + ... + 889506.

It is an arithmetic number, because the mean of its divisors is an integer number (163183680).

Almost surely, 2^2152338785 is an apocalyptic number.

It is an amenable number.

2152338785 is a deficient number, since it is larger than the sum of its proper divisors (458600095).

2152338785 is a wasteful number, since it uses less digits than its factorization.

2152338785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4288.

The product of its digits is 403200, while the sum is 44.

The square root of 2152338785 is about 46393.3053898943. The cubic root of 2152338785 is about 1291.1307084417.

The spelling of 2152338785 in words is "two billion, one hundred fifty-two million, three hundred thirty-eight thousand, seven hundred eighty-five".