1818315150036 has 144 divisors (see below), whose sum is σ = 5619103698432. Its totient is φ = 444507840000.

The previous prime is 1818315150013. The next prime is 1818315150079. The reversal of 1818315150036 is 6300515138181.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 1818315150036.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3137590 + ... + 3671661.

Almost surely, 2^{1818315150036} is an apocalyptic number.

It is an amenable number.

1818315150036 is an abundant number, since it is smaller than the sum of its proper divisors (3800788548396).

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

1818315150036 is a wasteful number, since it uses less digits than its factorization.

1818315150036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6809310 (or 6809291 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 42.

The spelling of 1818315150036 in words is "one trillion, eight hundred eighteen billion, three hundred fifteen million, one hundred fifty thousand, thirty-six".