155131534410201 has 20 divisors (see below), whose sum is σ = 231884446590324. Its totient is φ = 103356425088000.

The previous prime is 155131534410133. The next prime is 155131534410217. The reversal of 155131534410201 is 102014435131551.

155131534410201 is a `hidden beast` number, since 1 + 5 + 5 + 1 + 3 + 1 + 5 + 3 + 441 + 0 + 201 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 154198279875600 + 933254534601 = 12417660^2 + 966051^2 .

It is not a de Polignac number, because 155131534410201 - 2²⁹ = 155130997539289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155131534410271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 597997780 + ... + 598257141.

Almost surely, 2^{155131534410201} is an apocalyptic number.

It is an amenable number.

155131534410201 is a deficient number, since it is larger than the sum of its proper divisors (76752912180123).

155131534410201 is a wasteful number, since it uses less digits than its factorization.

155131534410201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196256534 (or 1196256525 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

Adding to 155131534410201 its reverse (102014435131551), we get a palindrome (257145969541752).

The spelling of 155131534410201 in words is "one hundred fifty-five trillion, one hundred thirty-one billion, five hundred thirty-four million, four hundred ten thousand, two hundred one".