2645100146 has 16 divisors (see below), whose sum is σ = 4288291224. Its totient is φ = 1216404864.

The previous prime is 2645100137. The next prime is 2645100163. The reversal of 2645100146 is 6410015462.

It can be written as a sum of positive squares in 4 ways, for example, as 885717121 + 1759383025 = 29761^2 + 41945^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176435 + ... + 190838.

Almost surely, 2^2645100146 is an apocalyptic number.

2645100146 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2645100146 is a deficient number, since it is larger than the sum of its proper divisors (1643191078).

2645100146 is a wasteful number, since it uses less digits than its factorization.

2645100146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367565.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 2645100146 is about 51430.5370961650. The cubic root of 2645100146 is about 1382.9740777185.

The spelling of 2645100146 in words is "two billion, six hundred forty-five million, one hundred thousand, one hundred forty-six".