155433350115 has 16 divisors (see below), whose sum is σ = 276325956000. Its totient is φ = 82897786656.

The previous prime is 155433350101. The next prime is 155433350143. The reversal of 155433350115 is 511053334551.

155433350115 is a `hidden beast` number, since 155 + 43 + 3 + 350 + 115 = 666.

It is not a de Polignac number, because 155433350115 - 2²⁸ = 155164914659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155433350115.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 575678940 + ... + 575679209.

It is an arithmetic number, because the mean of its divisors is an integer number (17270372250).

Almost surely, 2^155433350115 is an apocalyptic number.

155433350115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

155433350115 is a deficient number, since it is larger than the sum of its proper divisors (120892605885).

155433350115 is a wasteful number, since it uses less digits than its factorization.

155433350115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151358163 (or 1151358157 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

Adding to 155433350115 its reverse (511053334551), we get a palindrome (666486684666).

The spelling of 155433350115 in words is "one hundred fifty-five billion, four hundred thirty-three million, three hundred fifty thousand, one hundred fifteen".