36184991040 has 672 divisors, whose sum is σ = 144506509056. Its totient is φ = 8223621120.

The previous prime is 36184990957. The next prime is 36184991081. The reversal of 36184991040 is 4019948163.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 38617452 + ... + 38618388.

It is an arithmetic number, because the mean of its divisors is an integer number (215039448).

Almost surely, 2^36184991040 is an apocalyptic number.

36184991040 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 36184991040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72253254528).

36184991040 is an abundant number, since it is smaller than the sum of its proper divisors (108321518016).

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

36184991040 is a wasteful number, since it uses less digits than its factorization.

36184991040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047 (or 1034 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 36184991040 in words is "thirty-six billion, one hundred eighty-four million, nine hundred ninety-one thousand, forty".