2145404150 has 24 divisors (see below), whose sum is σ = 3992021280. Its totient is φ = 857824160.

The previous prime is 2145404147. The next prime is 2145404179. The reversal of 2145404150 is 514045412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149072 + ... + 162828.

It is an arithmetic number, because the mean of its divisors is an integer number (166334220).

Almost surely, 2^2145404150 is an apocalyptic number.

2145404150 is a deficient number, since it is larger than the sum of its proper divisors (1846617130).

2145404150 is a wasteful number, since it uses less digits than its factorization.

2145404150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16888 (or 16883 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2145404150 is about 46318.5076400352. The cubic root of 2145404150 is about 1289.7425822919.

Adding to 2145404150 its reverse (514045412), we get a palindrome (2659449562).

The spelling of 2145404150 in words is "two billion, one hundred forty-five million, four hundred four thousand, one hundred fifty".