48555321631 has 4 divisors (see below), whose sum is σ = 49280027992. Its totient is φ = 47830615272.

The previous prime is 48555321629. The next prime is 48555321641. The reversal of 48555321631 is 13612355584.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48555321631 - 2¹ = 48555321629 is a prime.

It is a super-2 number, since 2×48555321631² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48555321611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362353080 + ... + 362353213.

It is an arithmetic number, because the mean of its divisors is an integer number (12320006998).

Almost surely, 2^48555321631 is an apocalyptic number.

48555321631 is a deficient number, since it is larger than the sum of its proper divisors (724706361).

48555321631 is an equidigital number, since it uses as much as digits as its factorization.

48555321631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724706360.

The product of its digits is 432000, while the sum is 43.

The spelling of 48555321631 in words is "forty-eight billion, five hundred fifty-five million, three hundred twenty-one thousand, six hundred thirty-one".