9949081425 has 12 divisors (see below), whose sum is σ = 16449148080. Its totient is φ = 5306176720.

The previous prime is 9949081423. The next prime is 9949081427. The reversal of 9949081425 is 5241809499.

It is an interprime number because it is at equal distance from previous prime (9949081423) and next prime (9949081427).

It is not a de Polignac number, because 9949081425 - 2¹ = 9949081423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9949081421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66327135 + ... + 66327284.

It is an arithmetic number, because the mean of its divisors is an integer number (1370762340).

Almost surely, 2^9949081425 is an apocalyptic number.

It is an amenable number.

9949081425 is a deficient number, since it is larger than the sum of its proper divisors (6500066655).

9949081425 is a wasteful number, since it uses less digits than its factorization.

9949081425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132654432 (or 132654427 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 9949081425 is about 99745.0822096007. The cubic root of 9949081425 is about 2150.7717744863.

The spelling of 9949081425 in words is "nine billion, nine hundred forty-nine million, eighty-one thousand, four hundred twenty-five".