155364316115 has 4 divisors (see below), whose sum is σ = 186437179344. Its totient is φ = 124291452888.

The previous prime is 155364316069. The next prime is 155364316117. The reversal of 155364316115 is 511613463551.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 511613463551 = 406883 ⋅1257397.

It is a cyclic number.

It is not a de Polignac number, because 155364316115 - 2⁸ = 155364315859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155364316117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15536431607 + ... + 15536431616.

It is an arithmetic number, because the mean of its divisors is an integer number (46609294836).

Almost surely, 2^155364316115 is an apocalyptic number.

155364316115 is a deficient number, since it is larger than the sum of its proper divisors (31072863229).

155364316115 is an equidigital number, since it uses as much as digits as its factorization.

155364316115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31072863228.

The product of its digits is 162000, while the sum is 41.

Adding to 155364316115 its reverse (511613463551), we get a palindrome (666977779666).

The spelling of 155364316115 in words is "one hundred fifty-five billion, three hundred sixty-four million, three hundred sixteen thousand, one hundred fifteen".