36447435240 has 128 divisors (see below), whose sum is σ = 109939991040. Its totient is φ = 9666349056.

The previous prime is 36447435163. The next prime is 36447435301. The reversal of 36447435240 is 4253474463.

It is a junction number, because it is equal to n+sod(n) for n = 36447435192 and 36447435201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23023489 + ... + 23025071.

It is an arithmetic number, because the mean of its divisors is an integer number (858906180).

Almost surely, 2^36447435240 is an apocalyptic number.

36447435240 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 36447435240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54969995520).

36447435240 is an abundant number, since it is smaller than the sum of its proper divisors (73492555800).

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

36447435240 is a wasteful number, since it uses less digits than its factorization.

36447435240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523 (or 2519 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 42.

The spelling of 36447435240 in words is "thirty-six billion, four hundred forty-seven million, four hundred thirty-five thousand, two hundred forty".