4661237388912 has 320 divisors, whose sum is σ = 13247152128000. Its totient is φ = 1403723464704.

The previous prime is 4661237388901. The next prime is 4661237388943. The reversal of 4661237388912 is 2198837321664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3644438289 + ... + 3644439567.

It is an arithmetic number, because the mean of its divisors is an integer number (41397350400).

Almost surely, 2^{4661237388912} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4661237388912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6623576064000).

4661237388912 is an abundant number, since it is smaller than the sum of its proper divisors (8585914739088).

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

4661237388912 is a wasteful number, since it uses less digits than its factorization.

4661237388912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008 (or 2002 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 60.

The spelling of 4661237388912 in words is "four trillion, six hundred sixty-one billion, two hundred thirty-seven million, three hundred eighty-eight thousand, nine hundred twelve".