48485642939 has 4 divisors (see below), whose sum is σ = 48551253480. Its totient is φ = 48420032400.

The previous prime is 48485642911. The next prime is 48485642941. The reversal of 48485642939 is 93924658484.

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 48485642939 - 2¹² = 48485638843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48485642339) 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, 32804162 + ... + 32805639.

It is an arithmetic number, because the mean of its divisors is an integer number (12137813370).

Almost surely, 2^48485642939 is an apocalyptic number.

48485642939 is a deficient number, since it is larger than the sum of its proper divisors (65610541).

48485642939 is an equidigital number, since it uses as much as digits as its factorization.

48485642939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65610540.

The product of its digits is 59719680, while the sum is 62.

The spelling of 48485642939 in words is "forty-eight billion, four hundred eighty-five million, six hundred forty-two thousand, nine hundred thirty-nine".