364681421009 has 4 divisors (see below), whose sum is σ = 365412246000. Its totient is φ = 363950596020.

The previous prime is 364681420973. The next prime is 364681421021. The reversal of 364681421009 is 900124186463.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 900124186463 = 13441 ⋅66968543.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-364681421009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (364681421309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365411747 + ... + 365412744.

It is an arithmetic number, because the mean of its divisors is an integer number (91353061500).

Almost surely, 2^364681421009 is an apocalyptic number.

It is an amenable number.

364681421009 is a deficient number, since it is larger than the sum of its proper divisors (730824991).

364681421009 is an equidigital number, since it uses as much as digits as its factorization.

364681421009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730824990.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 364681421009 in words is "three hundred sixty-four billion, six hundred eighty-one million, four hundred twenty-one thousand, nine".