2002152436445 has 64 divisors (see below), whose sum is σ = 2856009715200. Its totient is φ = 1346387986944.

The previous prime is 2002152436421. The next prime is 2002152436447. The reversal of 2002152436445 is 5446342512002.

It is not a de Polignac number, because 2002152436445 - 2²² = 2002148242141 is a prime.

It is a super-2 number, since 2×2002152436445² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2002152436399 and 2002152436408.

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 63 ways as a sum of consecutive naturals, for example, 296041634 + ... + 296048396.

It is an arithmetic number, because the mean of its divisors is an integer number (44625151800).

Almost surely, 2^{2002152436445} is an apocalyptic number.

It is an amenable number.

2002152436445 is a deficient number, since it is larger than the sum of its proper divisors (853857278755).

2002152436445 is an equidigital number, since it uses as much as digits as its factorization.

2002152436445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10099 (or 10085 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 2002152436445 its reverse (5446342512002), we get a palindrome (7448494948447).

The spelling of 2002152436445 in words is "two trillion, two billion, one hundred fifty-two million, four hundred thirty-six thousand, four hundred forty-five".