3632642505 has 32 divisors (see below), whose sum is σ = 6461769600. Its totient is φ = 1936287936.

The previous prime is 3632642483. The next prime is 3632642539. The reversal of 3632642505 is 5052462363.

3632642505 is a `hidden beast` number, since 3 + 6 + 3 + 2 + 642 + 5 + 0 + 5 = 666.

3632642505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3632642505 - 2⁵ = 3632642473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3632642505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260367 + ... + 273963.

It is an arithmetic number, because the mean of its divisors is an integer number (201930300).

Almost surely, 2^3632642505 is an apocalyptic number.

It is an amenable number.

3632642505 is a deficient number, since it is larger than the sum of its proper divisors (2829127095).

3632642505 is a wasteful number, since it uses less digits than its factorization.

3632642505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15590 (or 15584 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 3632642505 is about 60271.4070268813. The cubic root of 3632642505 is about 1537.2372043409.

The spelling of 3632642505 in words is "three billion, six hundred thirty-two million, six hundred forty-two thousand, five hundred five".