1818495401296 has 20 divisors (see below), whose sum is σ = 4026668388832. Its totient is φ = 779355171936.

The previous prime is 1818495401267. The next prime is 1818495401309. The reversal of 1818495401296 is 6921045948181.

It is a self number, because there is not a number n which added to its sum of digits gives 1818495401296.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8118282930 + ... + 8118283153.

Almost surely, 2^{1818495401296} is an apocalyptic number.

1818495401296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1818495401296 is an abundant number, since it is smaller than the sum of its proper divisors (2208172987536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1818495401296 is a wasteful number, since it uses less digits than its factorization.

1818495401296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16236566098 (or 16236566092 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 58.

The spelling of 1818495401296 in words is "one trillion, eight hundred eighteen billion, four hundred ninety-five million, four hundred one thousand, two hundred ninety-six".