1838630365464 has 16 divisors (see below), whose sum is σ = 4596575913720. Its totient is φ = 612876788480.

The previous prime is 1838630365417. The next prime is 1838630365471. The reversal of 1838630365464 is 4645630368381.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 38304799257 + ... + 38304799304.

Almost surely, 2^{1838630365464} is an apocalyptic number.

It is an amenable number.

1838630365464 is an abundant number, since it is smaller than the sum of its proper divisors (2757945548256).

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

1838630365464 is a wasteful number, since it uses less digits than its factorization.

1838630365464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76609598570 (or 76609598566 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 57.

The spelling of 1838630365464 in words is "one trillion, eight hundred thirty-eight billion, six hundred thirty million, three hundred sixty-five thousand, four hundred sixty-four".