46685458512 has 640 divisors, whose sum is σ = 175988736000. Its totient is φ = 11489195520.

The previous prime is 46685458459. The next prime is 46685458529. The reversal of 46685458512 is 21585458664.

46685458512 is a `hidden beast` number, since 4 + 6 + 6 + 8 + 54 + 585 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 106344789 + ... + 106345227.

It is an arithmetic number, because the mean of its divisors is an integer number (274982400).

Almost surely, 2^46685458512 is an apocalyptic number.

46685458512 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46685458512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87994368000).

46685458512 is an abundant number, since it is smaller than the sum of its proper divisors (129303277488).

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

46685458512 is a wasteful number, since it uses less digits than its factorization.

46685458512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636 (or 624 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 54.

The spelling of 46685458512 in words is "forty-six billion, six hundred eighty-five million, four hundred fifty-eight thousand, five hundred twelve".