4615120640 has 144 divisors (see below), whose sum is σ = 11954849088. Its totient is φ = 1696923648.

The previous prime is 4615120603. The next prime is 4615120649. The reversal of 4615120640 is 460215164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4615120649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5607269 + ... + 5608091.

Almost surely, 2^4615120640 is an apocalyptic number.

4615120640 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 4615120640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5977424544).

4615120640 is an abundant number, since it is smaller than the sum of its proper divisors (7339728448).

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

4615120640 is a wasteful number, since it uses less digits than its factorization.

4615120640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194 (or 1180 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 4615120640 is about 67934.6792146691. The cubic root of 4615120640 is about 1664.9237659246.

The spelling of 4615120640 in words is "four billion, six hundred fifteen million, one hundred twenty thousand, six hundred forty".