4894947515 has 16 divisors (see below), whose sum is σ = 6131939328. Its totient is φ = 3744101856.

The previous prime is 4894947509. The next prime is 4894947517. The reversal of 4894947515 is 5157494984.

4894947515 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4894947515 - 2¹⁴ = 4894931131 is a prime.

It is a super-3 number, since 3×4894947515³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4894947517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310514 + ... + 325896.

It is an arithmetic number, because the mean of its divisors is an integer number (383246208).

Almost surely, 2^4894947515 is an apocalyptic number.

4894947515 is a deficient number, since it is larger than the sum of its proper divisors (1236991813).

4894947515 is a wasteful number, since it uses less digits than its factorization.

4894947515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18178.

The product of its digits is 7257600, while the sum is 56.

The square root of 4894947515 is about 69963.9015135663. The cubic root of 4894947515 is about 1697.9152663064.

The spelling of 4894947515 in words is "four billion, eight hundred ninety-four million, nine hundred forty-seven thousand, five hundred fifteen".