49368964129 has 4 divisors (see below), whose sum is σ = 49377495040. Its totient is φ = 49360433220.

The previous prime is 49368964109. The next prime is 49368964159. The reversal of 49368964129 is 92146986394.

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 49368964129 - 2¹⁷ = 49368833057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49368964109) 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, 4256769 + ... + 4268350.

It is an arithmetic number, because the mean of its divisors is an integer number (12344373760).

Almost surely, 2^49368964129 is an apocalyptic number.

It is an amenable number.

49368964129 is a deficient number, since it is larger than the sum of its proper divisors (8530911).

49368964129 is an equidigital number, since it uses as much as digits as its factorization.

49368964129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8530910.

The product of its digits is 20155392, while the sum is 61.

The spelling of 49368964129 in words is "forty-nine billion, three hundred sixty-eight million, nine hundred sixty-four thousand, one hundred twenty-nine".