363680057821 has 32 divisors (see below), whose sum is σ = 401027904000. Its totient is φ = 328698881280.

The previous prime is 363680057813. The next prime is 363680057899. The reversal of 363680057821 is 128750086363.

It is a cyclic number.

It is not a de Polignac number, because 363680057821 - 2³ = 363680057813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363680057801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8074255 + ... + 8119171.

It is an arithmetic number, because the mean of its divisors is an integer number (12532122000).

Almost surely, 2^363680057821 is an apocalyptic number.

It is an amenable number.

363680057821 is a deficient number, since it is larger than the sum of its proper divisors (37347846179).

363680057821 is a wasteful number, since it uses less digits than its factorization.

363680057821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45229.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 363680057821 in words is "three hundred sixty-three billion, six hundred eighty million, fifty-seven thousand, eight hundred twenty-one".