4739646913 has 4 divisors (see below), whose sum is σ = 4740544980. Its totient is φ = 4738748848.

The previous prime is 4739646907. The next prime is 4739646943. The reversal of 4739646913 is 3196469374.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 804970384 + 3934676529 = 28372^2 + 62727^2 .

It is a cyclic number.

It is not a de Polignac number, because 4739646913 - 2²⁵ = 4706092481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4739646943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441070 + ... + 451687.

It is an arithmetic number, because the mean of its divisors is an integer number (1185136245).

Almost surely, 2^4739646913 is an apocalyptic number.

It is an amenable number.

4739646913 is a deficient number, since it is larger than the sum of its proper divisors (898067).

4739646913 is an equidigital number, since it uses as much as digits as its factorization.

4739646913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898066.

The product of its digits is 2939328, while the sum is 52.

The square root of 4739646913 is about 68845.0936015051. The cubic root of 4739646913 is about 1679.7655229493.

The spelling of 4739646913 in words is "four billion, seven hundred thirty-nine million, six hundred forty-six thousand, nine hundred thirteen".