69748962553 has 2 divisors, whose sum is σ = 69748962554. Its totient is φ = 69748962552.

The previous prime is 69748962527. The next prime is 69748962559. The reversal of 69748962553 is 35526984796.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55249912809 + 14499049744 = 235053^2 + 120412^2 .

It is a cyclic number.

It is not a de Polignac number, because 69748962553 - 2¹³ = 69748954361 is a prime.

It is not a weakly prime, because it can be changed into another prime (69748962559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34874481276 + 34874481277.

It is an arithmetic number, because the mean of its divisors is an integer number (34874481277).

Almost surely, 2^69748962553 is an apocalyptic number.

It is an amenable number.

69748962553 is a deficient number, since it is larger than the sum of its proper divisors (1).

69748962553 is an equidigital number, since it uses as much as digits as its factorization.

69748962553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97977600, while the sum is 64.

It can be divided in two parts, 69748 and 962553, that added together give a palindrome (1032301).

The spelling of 69748962553 in words is "sixty-nine billion, seven hundred forty-eight million, nine hundred sixty-two thousand, five hundred fifty-three".