36340512440 has 32 divisors (see below), whose sum is σ = 85321205280. Its totient is φ = 13904195712.

The previous prime is 36340512437. The next prime is 36340512449. The reversal of 36340512440 is 4421504363.

It is a junction number, because it is equal to n+sod(n) for n = 36340512397 and 36340512406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36340512449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19749359 + ... + 19751198.

It is an arithmetic number, because the mean of its divisors is an integer number (2666287665).

Almost surely, 2^36340512440 is an apocalyptic number.

It is an amenable number.

36340512440 is an abundant number, since it is smaller than the sum of its proper divisors (48980692840).

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

36340512440 is a wasteful number, since it uses less digits than its factorization.

36340512440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39500591 (or 39500587 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The spelling of 36340512440 in words is "thirty-six billion, three hundred forty million, five hundred twelve thousand, four hundred forty".