2453438390 has 16 divisors (see below), whose sum is σ = 4755896208. Its totient is φ = 905884896.

The previous prime is 2453438387. The next prime is 2453438411. The reversal of 2453438390 is 938343542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9436172 + ... + 9436431.

It is an arithmetic number, because the mean of its divisors is an integer number (297243513).

Almost surely, 2^2453438390 is an apocalyptic number.

2453438390 is a deficient number, since it is larger than the sum of its proper divisors (2302457818).

2453438390 is a wasteful number, since it uses less digits than its factorization.

2453438390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18872623.

The product of its (nonzero) digits is 311040, while the sum is 41.

The square root of 2453438390 is about 49532.1954893986. The cubic root of 2453438390 is about 1348.7301071614.

The spelling of 2453438390 in words is "two billion, four hundred fifty-three million, four hundred thirty-eight thousand, three hundred ninety".