36670370381 has 2 divisors, whose sum is σ = 36670370382. Its totient is φ = 36670370380.

The previous prime is 36670370377. The next prime is 36670370389. The reversal of 36670370381 is 18307307663.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36666505225 + 3865156 = 191485^2 + 1966^2 .

It is a cyclic number.

It is not a de Polignac number, because 36670370381 - 2² = 36670370377 is a prime.

It is a super-2 number, since 2×36670370381² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36670370389) 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 as a sum of consecutive naturals, namely, 18335185190 + 18335185191.

It is an arithmetic number, because the mean of its divisors is an integer number (18335185191).

Almost surely, 2^36670370381 is an apocalyptic number.

It is an amenable number.

36670370381 is a deficient number, since it is larger than the sum of its proper divisors (1).

36670370381 is an equidigital number, since it uses as much as digits as its factorization.

36670370381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 36670370381 in words is "thirty-six billion, six hundred seventy million, three hundred seventy thousand, three hundred eighty-one".