36541667640 has 32 divisors (see below), whose sum is σ = 109625003280. Its totient is φ = 9744444672.

The previous prime is 36541667621. The next prime is 36541667683. The reversal of 36541667640 is 4676614563.

It is a self number, because there is not a number n which added to its sum of digits gives 36541667640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152256829 + ... + 152257068.

Almost surely, 2^36541667640 is an apocalyptic number.

36541667640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36541667640 is an abundant number, since it is smaller than the sum of its proper divisors (73083335640).

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

36541667640 is a wasteful number, since it uses less digits than its factorization.

36541667640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304513911 (or 304513907 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 36541667640 in words is "thirty-six billion, five hundred forty-one million, six hundred sixty-seven thousand, six hundred forty".