7262720051 has 8 divisors (see below), whose sum is σ = 7581609504. Its totient is φ = 6944090560.

The previous prime is 7262720011. The next prime is 7262720053. The reversal of 7262720051 is 1500272627.

7262720051 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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-7262720051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7262720053) 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, 6770 + ... + 120711.

It is an arithmetic number, because the mean of its divisors is an integer number (947701188).

Almost surely, 2^7262720051 is an apocalyptic number.

7262720051 is a deficient number, since it is larger than the sum of its proper divisors (318889453).

7262720051 is a wasteful number, since it uses less digits than its factorization.

7262720051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129981.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 7262720051 is about 85221.5938069689. The cubic root of 7262720051 is about 1936.5695612474.

Adding to 7262720051 its reverse (1500272627), we get a palindrome (8762992678).

The spelling of 7262720051 in words is "seven billion, two hundred sixty-two million, seven hundred twenty thousand, fifty-one".