1836152873856 has 192 divisors, whose sum is σ = 6039698851680. Its totient is φ = 524514299904.

The previous prime is 1836152873837. The next prime is 1836152873873. The reversal of 1836152873856 is 6583782516381.

1836152873856 is a `hidden beast` number, since 1 + 8 + 3 + 615 + 2 + 8 + 7 + 3 + 8 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 1836152873793 and 1836152873802.

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 23 ways as a sum of consecutive naturals, for example, 48663510 + ... + 48701226.

Almost surely, 2^{1836152873856} is an apocalyptic number.

1836152873856 is a gapful number since it is divisible by the number (16) 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 1836152873856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3019849425840).

1836152873856 is an abundant number, since it is smaller than the sum of its proper divisors (4203545977824).

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

1836152873856 is a wasteful number, since it uses less digits than its factorization.

1836152873856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43781 (or 43766 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 63.

The spelling of 1836152873856 in words is "one trillion, eight hundred thirty-six billion, one hundred fifty-two million, eight hundred seventy-three thousand, eight hundred fifty-six".