632601636645 has 32 divisors (see below), whose sum is σ = 1105522556544. Its totient is φ = 306342291200.

The previous prime is 632601636577. The next prime is 632601636649. The reversal of 632601636645 is 546636106236.

It is not a de Polignac number, because 632601636645 - 2⁸ = 632601636389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 632601636594 and 632601636603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632601636649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2199462 + ... + 2470391.

It is an arithmetic number, because the mean of its divisors is an integer number (34547579892).

Almost surely, 2^632601636645 is an apocalyptic number.

It is an amenable number.

632601636645 is a deficient number, since it is larger than the sum of its proper divisors (472920919899).

632601636645 is a wasteful number, since it uses less digits than its factorization.

632601636645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4670693.

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 632601636645 in words is "six hundred thirty-two billion, six hundred one million, six hundred thirty-six thousand, six hundred forty-five".