1858916520060 has 48 divisors (see below), whose sum is σ = 5256500592672. Its totient is φ = 490803040000.

The previous prime is 1858916520017. The next prime is 1858916520067. The reversal of 1858916520060 is 600256198581.

It is a junction number, because it is equal to n+sod(n) for n = 1858916519985 and 1858916520012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1858916520067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153369891 + ... + 153382010.

It is an arithmetic number, because the mean of its divisors is an integer number (109510429014).

Almost surely, 2^{1858916520060} is an apocalyptic number.

1858916520060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1858916520060 is an abundant number, since it is smaller than the sum of its proper divisors (3397584072612).

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

1858916520060 is a wasteful number, since it uses less digits than its factorization.

1858916520060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306752014 (or 306752012 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 51.

The spelling of 1858916520060 in words is "one trillion, eight hundred fifty-eight billion, nine hundred sixteen million, five hundred twenty thousand, sixty".