2148605426 has 32 divisors (see below), whose sum is σ = 3565425600. Its totient is φ = 962945280.

The previous prime is 2148605399. The next prime is 2148605449. The reversal of 2148605426 is 6245068412.

It is a self number, because there is not a number n which added to its sum of digits gives 2148605426.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 799481 + ... + 802163.

It is an arithmetic number, because the mean of its divisors is an integer number (111419550).

Almost surely, 2^2148605426 is an apocalyptic number.

2148605426 is a deficient number, since it is larger than the sum of its proper divisors (1416820174).

2148605426 is a wasteful number, since it uses less digits than its factorization.

2148605426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 2148605426 is about 46353.0519599303. The cubic root of 2148605426 is about 1290.3837621928.

The spelling of 2148605426 in words is "two billion, one hundred forty-eight million, six hundred five thousand, four hundred twenty-six".