153256136669 has 2 divisors, whose sum is σ = 153256136670. Its totient is φ = 153256136668.

The previous prime is 153256136623. The next prime is 153256136687. The reversal of 153256136669 is 966631652351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146507514169 + 6748622500 = 382763^2 + 82150^2 .

It is a cyclic number.

It is not a de Polignac number, because 153256136669 - 2²⁰ = 153255088093 is a prime.

It is a super-2 number, since 2×153256136669² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 153256136669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153256136609) 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, 76628068334 + 76628068335.

It is an arithmetic number, because the mean of its divisors is an integer number (76628068335).

Almost surely, 2^153256136669 is an apocalyptic number.

It is an amenable number.

153256136669 is a deficient number, since it is larger than the sum of its proper divisors (1).

153256136669 is an equidigital number, since it uses as much as digits as its factorization.

153256136669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5248800, while the sum is 53.

The spelling of 153256136669 in words is "one hundred fifty-three billion, two hundred fifty-six million, one hundred thirty-six thousand, six hundred sixty-nine".