51632641101 has 8 divisors (see below), whose sum is σ = 68849665984. Its totient is φ = 34418688480.

The previous prime is 51632641019. The next prime is 51632641103. The reversal of 51632641101 is 10114623615.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51632641101 - 2⁷ = 51632640973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51632641103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728560 + ... + 796281.

It is an arithmetic number, because the mean of its divisors is an integer number (8606208248).

Almost surely, 2^51632641101 is an apocalyptic number.

It is an amenable number.

51632641101 is a deficient number, since it is larger than the sum of its proper divisors (17217024883).

51632641101 is a wasteful number, since it uses less digits than its factorization.

51632641101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536131.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 51632641101 in words is "fifty-one billion, six hundred thirty-two million, six hundred forty-one thousand, one hundred one".