36669186961942 has 16 divisors (see below), whose sum is σ = 55032593806512. Its totient is φ = 18324989454240.

The previous prime is 36669186961919. The next prime is 36669186961969. The reversal of 36669186961942 is 24916968196663.

It is a super-2 number, since 2×36669186961942² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 242492017 + ... + 242643187.

It is an arithmetic number, because the mean of its divisors is an integer number (3439537112907).

Almost surely, 2^{36669186961942} is an apocalyptic number.

36669186961942 is a deficient number, since it is larger than the sum of its proper divisors (18363406844570).

36669186961942 is a wasteful number, since it uses less digits than its factorization.

36669186961942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213903.

The product of its digits is 1088391168, while the sum is 76.

The spelling of 36669186961942 in words is "thirty-six trillion, six hundred sixty-nine billion, one hundred eighty-six million, nine hundred sixty-one thousand, nine hundred forty-two".