48957266129 has 4 divisors (see below), whose sum is σ = 49064394084. Its totient is φ = 48850138176.

The previous prime is 48957266117. The next prime is 48957266131. The reversal of 48957266129 is 92166275984.

It is a happy number.

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 15838725904 + 33118540225 = 125852^2 + 181985^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48957266129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48957266329) 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, 53563292 + ... + 53564205.

It is an arithmetic number, because the mean of its divisors is an integer number (12266098521).

Almost surely, 2^48957266129 is an apocalyptic number.

It is an amenable number.

48957266129 is a deficient number, since it is larger than the sum of its proper divisors (107127955).

48957266129 is a wasteful number, since it uses less digits than its factorization.

48957266129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107127954.

The product of its digits is 13063680, while the sum is 59.

The spelling of 48957266129 in words is "forty-eight billion, nine hundred fifty-seven million, two hundred sixty-six thousand, one hundred twenty-nine".