3641663225452 has 12 divisors (see below), whose sum is σ = 7283326450960. Its totient is φ = 1560712810896.

The previous prime is 3641663225437. The next prime is 3641663225461. The reversal of 3641663225452 is 2545223661463.

3641663225452 is an admirable number.

It is a super-2 number, since 2×3641663225452² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3641663225396 and 3641663225405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65029700427 + ... + 65029700482.

Almost surely, 2^{3641663225452} is an apocalyptic number.

It is an amenable number.

3641663225452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3641663225452 is a wasteful number, since it uses less digits than its factorization.

3641663225452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130059400920 (or 130059400918 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 49.

The spelling of 3641663225452 in words is "three trillion, six hundred forty-one billion, six hundred sixty-three million, two hundred twenty-five thousand, four hundred fifty-two".