4947151642255 has 8 divisors (see below), whose sum is σ = 5936609255472. Its totient is φ = 3957703123968.

The previous prime is 4947151642229. The next prime is 4947151642259. The reversal of 4947151642255 is 5522461517494.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4947151642255 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4947151642196 and 4947151642205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4947151642259) 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, 1013554 + ... + 3304783.

It is an arithmetic number, because the mean of its divisors is an integer number (742076156934).

Almost surely, 2^{4947151642255} is an apocalyptic number.

4947151642255 is a deficient number, since it is larger than the sum of its proper divisors (989457613217).

4947151642255 is a wasteful number, since it uses less digits than its factorization.

4947151642255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4547465.

The product of its digits is 12096000, while the sum is 55.

The spelling of 4947151642255 in words is "four trillion, nine hundred forty-seven billion, one hundred fifty-one million, six hundred forty-two thousand, two hundred fifty-five".