4912732656 has 360 divisors, whose sum is σ = 15887304576. Its totient is φ = 1413434880.

The previous prime is 4912732651. The next prime is 4912732667. The reversal of 4912732656 is 6562372194.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4912732651) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 37501711 + ... + 37501841.

Almost surely, 2^4912732656 is an apocalyptic number.

4912732656 is a gapful number since it is divisible by the number (46) 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 4912732656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7943652288).

4912732656 is an abundant number, since it is smaller than the sum of its proper divisors (10974571920).

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

4912732656 is a wasteful number, since it uses less digits than its factorization.

4912732656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 239 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 4912732656 is about 70090.8885376694. Note that the first 3 decimals coincide. The cubic root of 4912732656 is about 1699.9691639159.

The spelling of 4912732656 in words is "four billion, nine hundred twelve million, seven hundred thirty-two thousand, six hundred fifty-six".