2002152436446 has 32 divisors (see below), whose sum is σ = 4144557846528. Its totient is φ = 644124085920.

The previous prime is 2002152436421. The next prime is 2002152436447. The reversal of 2002152436446 is 6446342512002.

It is a happy number.

It is a super-2 number, since 2×2002152436446² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002152436447) 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, 14359926 + ... + 14498681.

It is an arithmetic number, because the mean of its divisors is an integer number (129517432704).

Almost surely, 2^{2002152436446} is an apocalyptic number.

2002152436446 is an abundant number, since it is smaller than the sum of its proper divisors (2142405410082).

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

2002152436446 is a wasteful number, since it uses less digits than its factorization.

2002152436446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28859016.

The product of its (nonzero) digits is 276480, while the sum is 39.

Adding to 2002152436446 its reverse (6446342512002), we get a palindrome (8448494948448).

The spelling of 2002152436446 in words is "two trillion, two billion, one hundred fifty-two million, four hundred thirty-six thousand, four hundred forty-six".