7651272051 has 48 divisors (see below), whose sum is σ = 11743513600. Its totient is φ = 4786952256.

The previous prime is 7651272049. The next prime is 7651272073. The reversal of 7651272051 is 1502721567.

7651272051 is a `hidden beast` number, since 76 + 512 + 7 + 20 + 51 = 666.

It is not a de Polignac number, because 7651272051 - 2¹ = 7651272049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7651271997 and 7651272015.

It is not an unprimeable number, because it can be changed into a prime (7651272011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10791285 + ... + 10791993.

Almost surely, 2^7651272051 is an apocalyptic number.

7651272051 is a deficient number, since it is larger than the sum of its proper divisors (4092241549).

7651272051 is a wasteful number, since it uses less digits than its factorization.

7651272051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240 (or 1237 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The square root of 7651272051 is about 87471.5499519701. The cubic root of 7651272051 is about 1970.5065435376.

The spelling of 7651272051 in words is "seven billion, six hundred fifty-one million, two hundred seventy-two thousand, fifty-one".