36803518780 has 144 divisors (see below), whose sum is σ = 90795188736. Its totient is φ = 12494254080.

The previous prime is 36803518699. The next prime is 36803518781. The reversal of 36803518780 is 8781530863.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36803518781) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66074262 + ... + 66074818.

It is an arithmetic number, because the mean of its divisors is an integer number (630522144).

Almost surely, 2^36803518780 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36803518780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45397594368).

36803518780 is an abundant number, since it is smaller than the sum of its proper divisors (53991669956).

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

36803518780 is a wasteful number, since it uses less digits than its factorization.

36803518780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124 (or 1115 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 36803518780 in words is "thirty-six billion, eight hundred three million, five hundred eighteen thousand, seven hundred eighty".