36668371719 has 32 divisors (see below), whose sum is σ = 60844608000. Its totient is φ = 19166039424.

The previous prime is 36668371717. The next prime is 36668371721. The reversal of 36668371719 is 91717386663.

It is an interprime number because it is at equal distance from previous prime (36668371717) and next prime (36668371721).

It is not a de Polignac number, because 36668371719 - 2¹ = 36668371717 is a prime.

It is a super-2 number, since 2×36668371719² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36668371711) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1572924 + ... + 1596065.

It is an arithmetic number, because the mean of its divisors is an integer number (1901394000).

Almost surely, 2^36668371719 is an apocalyptic number.

36668371719 is a deficient number, since it is larger than the sum of its proper divisors (24176236281).

36668371719 is a wasteful number, since it uses less digits than its factorization.

36668371719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169047.

The product of its digits is 6858432, while the sum is 57.

The spelling of 36668371719 in words is "thirty-six billion, six hundred sixty-eight million, three hundred seventy-one thousand, seven hundred nineteen".