1826818560 has 480 divisors, whose sum is σ = 7415096832. Its totient is φ = 406978560.

The previous prime is 1826818537. The next prime is 1826818573. The reversal of 1826818560 is 658186281.

1826818560 is a `hidden beast` number, since 1 + 8 + 2 + 6 + 81 + 8 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7580040 + ... + 7580280.

Almost surely, 2^1826818560 is an apocalyptic number.

1826818560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1826818560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3707548416).

1826818560 is an abundant number, since it is smaller than the sum of its proper divisors (5588278272).

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

1826818560 is a wasteful number, since it uses less digits than its factorization.

1826818560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 45.

The square root of 1826818560 is about 42741.2980617108. The cubic root of 1826818560 is about 1222.4519709636.

The spelling of 1826818560 in words is "one billion, eight hundred twenty-six million, eight hundred eighteen thousand, five hundred sixty".