36511050500 has 48 divisors (see below), whose sum is σ = 79873470768. Its totient is φ = 14580000000.

The previous prime is 36511050493. The next prime is 36511050509. The reversal of 36511050500 is 505011563.

It can be written as a sum of positive squares in 8 ways, for example, as 5416665604 + 31094384896 = 73598^2 + 176336^2 .

It is a super-2 number, since 2×36511050500² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36511050500.

It is not an unprimeable number, because it can be changed into a prime (36511050509) 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, 239750 + ... + 361250.

It is an arithmetic number, because the mean of its divisors is an integer number (1664030641).

Almost surely, 2^36511050500 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 36511050500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39936735384).

36511050500 is an abundant number, since it is smaller than the sum of its proper divisors (43362420268).

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

36511050500 is a wasteful number, since it uses less digits than its factorization.

36511050500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122121 (or 122109 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 26.

The spelling of 36511050500 in words is "thirty-six billion, five hundred eleven million, fifty thousand, five hundred".