48170899817 has 4 divisors (see below), whose sum is σ = 48638578560. Its totient is φ = 47703221076.

The previous prime is 48170899787. The next prime is 48170899841. The reversal of 48170899817 is 71899807184.

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 48170899817 - 2¹⁴ = 48170883433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48170899817.

It is not an unprimeable number, because it can be changed into a prime (48170899717) 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, 233839217 + ... + 233839422.

It is an arithmetic number, because the mean of its divisors is an integer number (12159644640).

Almost surely, 2^48170899817 is an apocalyptic number.

It is an amenable number.

48170899817 is a deficient number, since it is larger than the sum of its proper divisors (467678743).

48170899817 is a wasteful number, since it uses less digits than its factorization.

48170899817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467678742.

The product of its (nonzero) digits is 8128512, while the sum is 62.

The spelling of 48170899817 in words is "forty-eight billion, one hundred seventy million, eight hundred ninety-nine thousand, eight hundred seventeen".