4720509742651 has 4 divisors (see below), whose sum is σ = 4720545092032. Its totient is φ = 4720474393272.

The previous prime is 4720509742649. The next prime is 4720509742657. The reversal of 4720509742651 is 1562479050274.

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

It is a cyclic number.

It is not a de Polignac number, because 4720509742651 - 2¹ = 4720509742649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4720509742657) 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, 17473620 + ... + 17741713.

It is an arithmetic number, because the mean of its divisors is an integer number (1180136273008).

Almost surely, 2^{4720509742651} is an apocalyptic number.

4720509742651 is a deficient number, since it is larger than the sum of its proper divisors (35349381).

4720509742651 is a wasteful number, since it uses less digits than its factorization.

4720509742651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35349380.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 4720509742651 in words is "four trillion, seven hundred twenty billion, five hundred nine million, seven hundred forty-two thousand, six hundred fifty-one".