36018631544 has 64 divisors (see below), whose sum is σ = 82366709760. Its totient is φ = 14414077440.

The previous prime is 36018631543. The next prime is 36018631601. The reversal of 36018631544 is 44513681063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36018631543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28052 + ... + 269859.

It is an arithmetic number, because the mean of its divisors is an integer number (1286979840).

Almost surely, 2^36018631544 is an apocalyptic number.

36018631544 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

36018631544 is an abundant number, since it is smaller than the sum of its proper divisors (46348078216).

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

36018631544 is a wasteful number, since it uses less digits than its factorization.

36018631544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298068 (or 298064 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 36018631544 in words is "thirty-six billion, eighteen million, six hundred thirty-one thousand, five hundred forty-four".