36503194338 has 192 divisors, whose sum is σ = 92471887872. Its totient is φ = 10314501120.

The previous prime is 36503194309. The next prime is 36503194373. The reversal of 36503194338 is 83349130563.

36503194338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 36503194293 and 36503194302.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22856556 + ... + 22858152.

It is an arithmetic number, because the mean of its divisors is an integer number (481624416).

Almost surely, 2^36503194338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36503194338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46235943936).

36503194338 is an abundant number, since it is smaller than the sum of its proper divisors (55968693534).

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

36503194338 is a wasteful number, since it uses less digits than its factorization.

36503194338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809 (or 1806 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 36503194338 in words is "thirty-six billion, five hundred three million, one hundred ninety-four thousand, three hundred thirty-eight".