4972718655 has 32 divisors (see below), whose sum is σ = 8910028800. Its totient is φ = 2631224736.

The previous prime is 4972718651. The next prime is 4972718669. The reversal of 4972718655 is 5568172794.

4972718655 is a `hidden beast` number, since 497 + 2 + 71 + 86 + 5 + 5 = 666.

It is not a de Polignac number, because 4972718655 - 2² = 4972718651 is a prime.

It is a super-3 number, since 3×4972718655³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4972718651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127875 + ... + 162164.

It is an arithmetic number, because the mean of its divisors is an integer number (278438400).

Almost surely, 2^4972718655 is an apocalyptic number.

4972718655 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4972718655 is a deficient number, since it is larger than the sum of its proper divisors (3937310145).

4972718655 is a wasteful number, since it uses less digits than its factorization.

4972718655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290180 (or 290174 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 54.

The square root of 4972718655 is about 70517.5060180095. The cubic root of 4972718655 is about 1706.8602434992.

The spelling of 4972718655 in words is "four billion, nine hundred seventy-two million, seven hundred eighteen thousand, six hundred fifty-five".