48121867345 has 4 divisors (see below), whose sum is σ = 57746240820. Its totient is φ = 38497493872.

The previous prime is 48121867327. The next prime is 48121867349. The reversal of 48121867345 is 54376812184.

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

It can be written as a sum of positive squares in 2 ways, for example, as 37048935361 + 11072931984 = 192481^2 + 105228^2 .

It is a cyclic number.

It is not a de Polignac number, because 48121867345 - 2⁷ = 48121867217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48121867349) 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, 4812186730 + ... + 4812186739.

It is an arithmetic number, because the mean of its divisors is an integer number (14436560205).

Almost surely, 2^48121867345 is an apocalyptic number.

It is an amenable number.

48121867345 is a deficient number, since it is larger than the sum of its proper divisors (9624373475).

48121867345 is an equidigital number, since it uses as much as digits as its factorization.

48121867345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9624373474.

The product of its digits is 1290240, while the sum is 49.

The spelling of 48121867345 in words is "forty-eight billion, one hundred twenty-one million, eight hundred sixty-seven thousand, three hundred forty-five".