4723621513 has 32 divisors (see below), whose sum is σ = 5476584960. Its totient is φ = 4035502080.

The previous prime is 4723621501. The next prime is 4723621523. The reversal of 4723621513 is 3151263274.

It is a cyclic number.

It is not a de Polignac number, because 4723621513 - 2²¹ = 4721524361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4723621523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3836608 + ... + 3837838.

It is an arithmetic number, because the mean of its divisors is an integer number (171143280).

Almost surely, 2^4723621513 is an apocalyptic number.

It is an amenable number.

4723621513 is a deficient number, since it is larger than the sum of its proper divisors (752963447).

4723621513 is a wasteful number, since it uses less digits than its factorization.

4723621513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537.

The product of its digits is 30240, while the sum is 34.

The square root of 4723621513 is about 68728.6076754069. The cubic root of 4723621513 is about 1677.8702122593.

Adding to 4723621513 its reverse (3151263274), we get a palindrome (7874884787).

The spelling of 4723621513 in words is "four billion, seven hundred twenty-three million, six hundred twenty-one thousand, five hundred thirteen".