61632636631203 has 16 divisors (see below), whose sum is σ = 90782249587200. Its totient is φ = 36880288891680.

The previous prime is 61632636631177. The next prime is 61632636631211. The reversal of 61632636631203 is 30213663623616.

It is a happy number.

It is not a de Polignac number, because 61632636631203 - 2⁸ = 61632636630947 is a prime.

It is a super-2 number, since 2×61632636631203² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61632636636203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11820602808 + ... + 11820608021.

It is an arithmetic number, because the mean of its divisors is an integer number (5673890599200).

Almost surely, 2^{61632636631203} is an apocalyptic number.

61632636631203 is a deficient number, since it is larger than the sum of its proper divisors (29149612955997).

61632636631203 is a wasteful number, since it uses less digits than its factorization.

61632636631203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23641210922.

The product of its (nonzero) digits is 2519424, while the sum is 48.

The spelling of 61632636631203 in words is "sixty-one trillion, six hundred thirty-two billion, six hundred thirty-six million, six hundred thirty-one thousand, two hundred three".