2148948492 has 12 divisors (see below), whose sum is σ = 5014213176. Its totient is φ = 716316160.

The previous prime is 2148948481. The next prime is 2148948509. The reversal of 2148948492 is 2948498412.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89539509 + ... + 89539532.

It is an arithmetic number, because the mean of its divisors is an integer number (417851098).

Almost surely, 2^2148948492 is an apocalyptic number.

It is an amenable number.

2148948492 is an abundant number, since it is smaller than the sum of its proper divisors (2865264684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2148948492 is a wasteful number, since it uses less digits than its factorization.

2148948492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179079048 (or 179079046 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 51.

The square root of 2148948492 is about 46356.7523884062. The cubic root of 2148948492 is about 1290.4524366970.

The spelling of 2148948492 in words is "two billion, one hundred forty-eight million, nine hundred forty-eight thousand, four hundred ninety-two".