18353370676 has 6 divisors (see below), whose sum is σ = 32118398690. Its totient is φ = 9176685336.

The previous prime is 18353370643. The next prime is 18353370683. The reversal of 18353370676 is 67607335381.

It can be written as a sum of positive squares in only one way, i.e., 18272010276 + 81360400 = 135174^2 + 9020^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2294171331 + ... + 2294171338.

Almost surely, 2^18353370676 is an apocalyptic number.

It is an amenable number.

18353370676 is a deficient number, since it is larger than the sum of its proper divisors (13765028014).

18353370676 is a wasteful number, since it uses less digits than its factorization.

18353370676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4588342673 (or 4588342671 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 18353370676 in words is "eighteen billion, three hundred fifty-three million, three hundred seventy thousand, six hundred seventy-six".