10277511152621 has 2 divisors, whose sum is σ = 10277511152622. Its totient is φ = 10277511152620.

The previous prime is 10277511152611. The next prime is 10277511152627. The reversal of 10277511152621 is 12625111577201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7326712104100 + 2950799048521 = 2706790^2 + 1717789^2 .

It is an emirp because it is prime and its reverse (12625111577201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10277511152621 - 2³⁰ = 10276437410797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10277511152627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5138755576310 + 5138755576311.

It is an arithmetic number, because the mean of its divisors is an integer number (5138755576311).

Almost surely, 2^{10277511152621} is an apocalyptic number.

It is an amenable number.

10277511152621 is a deficient number, since it is larger than the sum of its proper divisors (1).

10277511152621 is an equidigital number, since it uses as much as digits as its factorization.

10277511152621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58800, while the sum is 41.

The spelling of 10277511152621 in words is "ten trillion, two hundred seventy-seven billion, five hundred eleven million, one hundred fifty-two thousand, six hundred twenty-one".