48477805129 has 4 divisors (see below), whose sum is σ = 52206867076. Its totient is φ = 44748743184.

The previous prime is 48477805121. The next prime is 48477805163. The reversal of 48477805129 is 92150877484.

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 10121366025 + 38356439104 = 100605^2 + 195848^2 .

It is a cyclic number.

It is not a de Polignac number, because 48477805129 - 2³ = 48477805121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48477805129.

It is not an unprimeable number, because it can be changed into a prime (48477805121) 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, 1864530954 + ... + 1864530979.

It is an arithmetic number, because the mean of its divisors is an integer number (13051716769).

Almost surely, 2^48477805129 is an apocalyptic number.

It is an amenable number.

48477805129 is a deficient number, since it is larger than the sum of its proper divisors (3729061947).

48477805129 is a wasteful number, since it uses less digits than its factorization.

48477805129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729061946.

The product of its (nonzero) digits is 4515840, while the sum is 55.

The spelling of 48477805129 in words is "forty-eight billion, four hundred seventy-seven million, eight hundred five thousand, one hundred twenty-nine".