461061530788320 has 4608 divisors, whose sum is σ = 2293236271872000. Its totient is φ = 85018847477760.

The previous prime is 461061530788291. The next prime is 461061530788357. The reversal of 461061530788320 is 23887035160164.

461061530788320 is a `hidden beast` number, since 4 + 6 + 1 + 0 + 6 + 1 + 5 + 307 + 8 + 8 + 320 = 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 (19) of ones.

It is a polite number, since it can be written in 767 ways as a sum of consecutive naturals, for example, 172230678822 + ... + 172230681498.

It is an arithmetic number, because the mean of its divisors is an integer number (497664121500).

Almost surely, 2^{461061530788320} is an apocalyptic number.

461061530788320 is a gapful number since it is divisible by the number (40) 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 461061530788320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1146618135936000).

461061530788320 is an abundant number, since it is smaller than the sum of its proper divisors (1832174741083680).

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

461061530788320 is a wasteful number, since it uses less digits than its factorization.

461061530788320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2991 (or 2970 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 461061530788320 in words is "four hundred sixty-one trillion, sixty-one billion, five hundred thirty million, seven hundred eighty-eight thousand, three hundred twenty".