4656139538148 has 384 divisors, whose sum is σ = 14857999564800. Its totient is φ = 1231252586496.

The previous prime is 4656139538123. The next prime is 4656139538161. The reversal of 4656139538148 is 8418359316564.

It is a happy number.

4656139538148 is a `hidden beast` number, since 4 + 6 + 5 + 61 + 39 + 538 + 1 + 4 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 389531340 + ... + 389543292.

It is an arithmetic number, because the mean of its divisors is an integer number (38692707200).

Almost surely, 2^{4656139538148} 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 4656139538148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7428999782400).

4656139538148 is an abundant number, since it is smaller than the sum of its proper divisors (10201860026652).

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

4656139538148 is a wasteful number, since it uses less digits than its factorization.

4656139538148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12616 (or 12608 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 63.

The spelling of 4656139538148 in words is "four trillion, six hundred fifty-six billion, one hundred thirty-nine million, five hundred thirty-eight thousand, one hundred forty-eight".