4997000055 has 8 divisors (see below), whose sum is σ = 7995200112. Its totient is φ = 2665066688.

The previous prime is 4997000051. The next prime is 4997000089. The reversal of 4997000055 is 5500007994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4997000055 - 2² = 4997000051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4996999977 and 4997000022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997000051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166566654 + ... + 166566683.

It is an arithmetic number, because the mean of its divisors is an integer number (999400014).

Almost surely, 2^4997000055 is an apocalyptic number.

4997000055 is a deficient number, since it is larger than the sum of its proper divisors (2998200057).

4997000055 is a wasteful number, since it uses less digits than its factorization.

4997000055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333133345.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 4997000055 is about 70689.4621213091. The cubic root of 4997000055 is about 1709.6338893379.

The spelling of 4997000055 in words is "four billion, nine hundred ninety-seven million, fifty-five", and thus it is an aban number.