36721773480 has 256 divisors, whose sum is σ = 132971212800. Its totient is φ = 7925299200.

The previous prime is 36721773409. The next prime is 36721773497. The reversal of 36721773480 is 8437712763.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4991805 + ... + 4999155.

It is an arithmetic number, because the mean of its divisors is an integer number (519418800).

Almost surely, 2^36721773480 is an apocalyptic number.

36721773480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36721773480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66485606400).

36721773480 is an abundant number, since it is smaller than the sum of its proper divisors (96249439320).

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

36721773480 is a wasteful number, since it uses less digits than its factorization.

36721773480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7704 (or 7700 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 48.

The spelling of 36721773480 in words is "thirty-six billion, seven hundred twenty-one million, seven hundred seventy-three thousand, four hundred eighty".