7481952156629 has 2 divisors, whose sum is σ = 7481952156630. Its totient is φ = 7481952156628.

The previous prime is 7481952156499. The next prime is 7481952156643. The reversal of 7481952156629 is 9266512591847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5051377615729 + 2430574540900 = 2247527^2 + 1559030^2 .

It is a cyclic number.

It is not a de Polignac number, because 7481952156629 - 2²⁸ = 7481683721173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7481952156689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3740976078314 + 3740976078315.

It is an arithmetic number, because the mean of its divisors is an integer number (3740976078315).

Almost surely, 2^{7481952156629} is an apocalyptic number.

It is an amenable number.

7481952156629 is a deficient number, since it is larger than the sum of its proper divisors (1).

7481952156629 is an equidigital number, since it uses as much as digits as its factorization.

7481952156629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65318400, while the sum is 65.

The spelling of 7481952156629 in words is "seven trillion, four hundred eighty-one billion, nine hundred fifty-two million, one hundred fifty-six thousand, six hundred twenty-nine".