4975297155 has 128 divisors (see below), whose sum is σ = 9664512000. Its totient is φ = 2420046720.

The previous prime is 4975297147. The next prime is 4975297157. The reversal of 4975297155 is 5517925794.

It is a happy number.

4975297155 is a `hidden beast` number, since 49 + 7 + 529 + 71 + 5 + 5 = 666.

4975297155 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4975297155 - 2³ = 4975297147 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4975297157) 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 127 ways as a sum of consecutive naturals, for example, 8713020 + ... + 8713590.

It is an arithmetic number, because the mean of its divisors is an integer number (75504000).

Almost surely, 2^4975297155 is an apocalyptic number.

4975297155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4975297155 is a deficient number, since it is larger than the sum of its proper divisors (4689214845).

4975297155 is a wasteful number, since it uses less digits than its factorization.

4975297155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726 (or 720 counting only the distinct ones).

The product of its digits is 3969000, while the sum is 54.

The square root of 4975297155 is about 70535.7863428203. The cubic root of 4975297155 is about 1707.1552115007.

The spelling of 4975297155 in words is "four billion, nine hundred seventy-five million, two hundred ninety-seven thousand, one hundred fifty-five".