36421806730 has 16 divisors (see below), whose sum is σ = 67819916520. Its totient is φ = 14066352832.

The previous prime is 36421806697. The next prime is 36421806769. The reversal of 36421806730 is 3760812463.

It can be written as a sum of positive squares in 4 ways, for example, as 35595991561 + 825815169 = 188669^2 + 28737^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62795929 + ... + 62796508.

Almost surely, 2^36421806730 is an apocalyptic number.

36421806730 is a deficient number, since it is larger than the sum of its proper divisors (31398109790).

36421806730 is a wasteful number, since it uses less digits than its factorization.

36421806730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125592473.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 36421806730 in words is "thirty-six billion, four hundred twenty-one million, eight hundred six thousand, seven hundred thirty".