9948349719 has 32 divisors (see below), whose sum is σ = 18375022080. Its totient is φ = 5167972800.

The previous prime is 9948349651. The next prime is 9948349727. The reversal of 9948349719 is 9179438499.

9948349719 is a `hidden beast` number, since 99 + 48 + 3 + 497 + 19 = 666.

It is not a de Polignac number, because 9948349719 - 2⁷ = 9948349591 is a prime.

It is a super-2 number, since 2×9948349719² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9948349759) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2390502 + ... + 2394659.

It is an arithmetic number, because the mean of its divisors is an integer number (574219440).

Almost surely, 2^9948349719 is an apocalyptic number.

9948349719 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

9948349719 is a deficient number, since it is larger than the sum of its proper divisors (8426672361).

9948349719 is a wasteful number, since it uses less digits than its factorization.

9948349719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4785188 (or 4785182 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 63.

The square root of 9948349719 is about 99741.4142620807. The cubic root of 9948349719 is about 2150.7190469655.

The spelling of 9948349719 in words is "nine billion, nine hundred forty-eight million, three hundred forty-nine thousand, seven hundred nineteen".