36645519700 has 72 divisors (see below), whose sum is σ = 81084810240. Its totient is φ = 14370345600.

The previous prime is 36645519689. The next prime is 36645519707. The reversal of 36645519700 is 791554663.

It is a super-2 number, since 2×36645519700² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36645519707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10805005 + ... + 10808395.

It is an arithmetic number, because the mean of its divisors is an integer number (1126177920).

Almost surely, 2^36645519700 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 36645519700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40542405120).

36645519700 is an abundant number, since it is smaller than the sum of its proper divisors (44439290540).

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

36645519700 is a wasteful number, since it uses less digits than its factorization.

36645519700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5497 (or 5490 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 36645519700 in words is "thirty-six billion, six hundred forty-five million, five hundred nineteen thousand, seven hundred".