7440772528051 has 2 divisors, whose sum is σ = 7440772528052. Its totient is φ = 7440772528050.

The previous prime is 7440772527997. The next prime is 7440772528097. The reversal of 7440772528051 is 1508252770447.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7440772528051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7440772528051.

It is not a weakly prime, because it can be changed into another prime (7440772528151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3720386264025 + 3720386264026.

It is an arithmetic number, because the mean of its divisors is an integer number (3720386264026).

Almost surely, 2^{7440772528051} is an apocalyptic number.

7440772528051 is a deficient number, since it is larger than the sum of its proper divisors (1).

7440772528051 is an equidigital number, since it uses as much as digits as its factorization.

7440772528051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4390400, while the sum is 52.

The spelling of 7440772528051 in words is "seven trillion, four hundred forty billion, seven hundred seventy-two million, five hundred twenty-eight thousand, fifty-one".