4620137720 has 64 divisors (see below), whose sum is σ = 11374957440. Its totient is φ = 1674921600.

The previous prime is 4620137701. The next prime is 4620137729. The reversal of 4620137720 is 277310264.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4620137729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129779 + ... + 161501.

It is an arithmetic number, because the mean of its divisors is an integer number (177733710).

Almost surely, 2^4620137720 is an apocalyptic number.

4620137720 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 4620137720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5687478720).

4620137720 is an abundant number, since it is smaller than the sum of its proper divisors (6754819720).

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

4620137720 is a wasteful number, since it uses less digits than its factorization.

4620137720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32076 (or 32072 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 4620137720 is about 67971.5949496553. The cubic root of 4620137720 is about 1665.5268581908.

Adding to 4620137720 its reverse (277310264), we get a palindrome (4897447984).

The spelling of 4620137720 in words is "four billion, six hundred twenty million, one hundred thirty-seven thousand, seven hundred twenty".