155298553937 has 2 divisors, whose sum is σ = 155298553938. Its totient is φ = 155298553936.

The previous prime is 155298553931. The next prime is 155298553939. The reversal of 155298553937 is 739355892551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 155295893776 + 2660161 = 394076^2 + 1631^2 .

It is a cyclic number.

It is not a de Polignac number, because 155298553937 - 2¹⁴ = 155298537553 is a prime.

Together with 155298553939, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155298553937.

It is not a weakly prime, because it can be changed into another prime (155298553931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77649276968 + 77649276969.

It is an arithmetic number, because the mean of its divisors is an integer number (77649276969).

Almost surely, 2^155298553937 is an apocalyptic number.

It is an amenable number.

155298553937 is a deficient number, since it is larger than the sum of its proper divisors (1).

155298553937 is an equidigital number, since it uses as much as digits as its factorization.

155298553937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51030000, while the sum is 62.

The spelling of 155298553937 in words is "one hundred fifty-five billion, two hundred ninety-eight million, five hundred fifty-three thousand, nine hundred thirty-seven".