36690003921381 has 32 divisors (see below), whose sum is σ = 50426649273600. Its totient is φ = 23718105062400.

The previous prime is 36690003921371. The next prime is 36690003921421. The reversal of 36690003921381 is 18312930009663.

It is a happy number.

36690003921381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36690003921381 - 2¹¹ = 36690003919333 is a prime.

It is a super-2 number, since 2×36690003921381² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36690003921371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157735741 + ... + 157968173.

It is an arithmetic number, because the mean of its divisors is an integer number (1575832789800).

Almost surely, 2^{36690003921381} is an apocalyptic number.

It is an amenable number.

36690003921381 is a deficient number, since it is larger than the sum of its proper divisors (13736645352219).

36690003921381 is a wasteful number, since it uses less digits than its factorization.

36690003921381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244717.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The spelling of 36690003921381 in words is "thirty-six trillion, six hundred ninety billion, three million, nine hundred twenty-one thousand, three hundred eighty-one".