2040356172 has 24 divisors (see below), whose sum is σ = 4841524800. Its totient is φ = 668591056.

The previous prime is 2040356111. The next prime is 2040356179. The reversal of 2040356172 is 2716530402.

It is not an unprimeable number, because it can be changed into a prime (2040356179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440222 + ... + 1441637.

It is an arithmetic number, because the mean of its divisors is an integer number (201730200).

Almost surely, 2^2040356172 is an apocalyptic number.

It is an amenable number.

2040356172 is an abundant number, since it is smaller than the sum of its proper divisors (2801168628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2040356172 is a wasteful number, since it uses less digits than its factorization.

2040356172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881925 (or 2881923 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 2040356172 is about 45170.3018807712. The cubic root of 2040356172 is about 1268.3389473262.

Adding to 2040356172 its reverse (2716530402), we get a palindrome (4756886574).

The spelling of 2040356172 in words is "two billion, forty million, three hundred fifty-six thousand, one hundred seventy-two".