48637773121 has 4 divisors (see below), whose sum is σ = 55586026432. Its totient is φ = 41689519812.

The previous prime is 48637773097. The next prime is 48637773127. The reversal of 48637773121 is 12137773684.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48637773121 - 2⁷ = 48637772993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48637773127) 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, 3474126645 + ... + 3474126658.

It is an arithmetic number, because the mean of its divisors is an integer number (13896506608).

Almost surely, 2^48637773121 is an apocalyptic number.

It is an amenable number.

48637773121 is a deficient number, since it is larger than the sum of its proper divisors (6948253311).

48637773121 is an equidigital number, since it uses as much as digits as its factorization.

48637773121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6948253310.

The product of its digits is 1185408, while the sum is 49.

The spelling of 48637773121 in words is "forty-eight billion, six hundred thirty-seven million, seven hundred seventy-three thousand, one hundred twenty-one".