63632540100 has 72 divisors (see below), whose sum is σ = 184488622528. Its totient is φ = 16933795200.

The previous prime is 63632540099. The next prime is 63632540107. The reversal of 63632540100 is 104523636.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (63632540107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71671 + ... + 363870.

Almost surely, 2^63632540100 is an apocalyptic number.

63632540100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63632540100 is an abundant number, since it is smaller than the sum of its proper divisors (120856082428).

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

63632540100 is a wasteful number, since it uses less digits than its factorization.

63632540100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436045 (or 436038 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 63632540100 in words is "sixty-three billion, six hundred thirty-two million, five hundred forty thousand, one hundred".