36415364640 has 48 divisors (see below), whose sum is σ = 114708400128. Its totient is φ = 9710763776.

The previous prime is 36415364621. The next prime is 36415364669. The reversal of 36415364640 is 4646351463.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 36415364592 and 36415364601.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37932192 + ... + 37933151.

It is an arithmetic number, because the mean of its divisors is an integer number (2389758336).

Almost surely, 2^36415364640 is an apocalyptic number.

36415364640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36415364640 is an abundant number, since it is smaller than the sum of its proper divisors (78293035488).

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

36415364640 is a wasteful number, since it uses less digits than its factorization.

36415364640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75865361 (or 75865353 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 36415364640 in words is "thirty-six billion, four hundred fifteen million, three hundred sixty-four thousand, six hundred forty".