2040451382 has 16 divisors (see below), whose sum is σ = 3232077360. Its totient is φ = 963436032.

The previous prime is 2040451381. The next prime is 2040451393. The reversal of 2040451382 is 2831540402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040451381) 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, 73883 + ... + 97670.

It is an arithmetic number, because the mean of its divisors is an integer number (202004835).

Almost surely, 2^2040451382 is an apocalyptic number.

2040451382 is a deficient number, since it is larger than the sum of its proper divisors (1191625978).

2040451382 is a wasteful number, since it uses less digits than its factorization.

2040451382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171887.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 2040451382 is about 45171.3557688941. The cubic root of 2040451382 is about 1268.3586753643.

Adding to 2040451382 its reverse (2831540402), we get a palindrome (4871991784).

The spelling of 2040451382 in words is "two billion, forty million, four hundred fifty-one thousand, three hundred eighty-two".