1836552450544 has 60 divisors (see below), whose sum is σ = 4143144624600. Its totient is φ = 786357258624.

The previous prime is 1836552450517. The next prime is 1836552450553. The reversal of 1836552450544 is 4450542556381.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1836552450491 and 1836552450500.

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, 257574 + ... + 1933765.

It is an arithmetic number, because the mean of its divisors is an integer number (69052410410).

Almost surely, 2^{1836552450544} is an apocalyptic number.

1836552450544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1836552450544 is an abundant number, since it is smaller than the sum of its proper divisors (2306592174056).

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

1836552450544 is a wasteful number, since it uses less digits than its factorization.

1836552450544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192430 (or 2192417 counting only the distinct ones).

The product of its (nonzero) digits is 11520000, while the sum is 52.

The spelling of 1836552450544 in words is "one trillion, eight hundred thirty-six billion, five hundred fifty-two million, four hundred fifty thousand, five hundred forty-four".