4642155320 has 256 divisors, whose sum is σ = 12750151680. Its totient is φ = 1512867840.

The previous prime is 4642155283. The next prime is 4642155347. The reversal of 4642155320 is 235512464.

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, 20816729 + ... + 20816951.

It is an arithmetic number, because the mean of its divisors is an integer number (49805280).

Almost surely, 2^4642155320 is an apocalyptic number.

4642155320 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 4642155320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6375075840).

4642155320 is an abundant number, since it is smaller than the sum of its proper divisors (8107996360).

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

4642155320 is a wasteful number, since it uses less digits than its factorization.

4642155320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 4642155320 is about 68133.3642204757. The cubic root of 4642155320 is about 1668.1683959901.

Adding to 4642155320 its reverse (235512464), we get a palindrome (4877667784).

The spelling of 4642155320 in words is "four billion, six hundred forty-two million, one hundred fifty-five thousand, three hundred twenty".