1823150520 has 48 divisors (see below), whose sum is σ = 5925240360. Its totient is φ = 486173376.

The previous prime is 1823150513. The next prime is 1823150521. The reversal of 1823150520 is 250513281.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1823150521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2531794 + ... + 2532513.

Almost surely, 2^1823150520 is an apocalyptic number.

1823150520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1823150520 is an abundant number, since it is smaller than the sum of its proper divisors (4102089840).

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

1823150520 is a wasteful number, since it uses less digits than its factorization.

1823150520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5064324 (or 5064317 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 1823150520 is about 42698.3667134939. The cubic root of 1823150520 is about 1221.6332421095.

The spelling of 1823150520 in words is "one billion, eight hundred twenty-three million, one hundred fifty thousand, five hundred twenty".