155113054205 has 16 divisors (see below), whose sum is σ = 195041226240. Its totient is φ = 118198553088.

The previous prime is 155113054199. The next prime is 155113054211. The reversal of 155113054205 is 502450311551.

It is an interprime number because it is at equal distance from previous prime (155113054199) and next prime (155113054211).

It is a cyclic number.

It is not a de Polignac number, because 155113054205 - 2¹⁰ = 155113053181 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2794292 + ... + 2849261.

It is an arithmetic number, because the mean of its divisors is an integer number (12190076640).

Almost surely, 2^155113054205 is an apocalyptic number.

It is an amenable number.

155113054205 is a deficient number, since it is larger than the sum of its proper divisors (39928172035).

155113054205 is a wasteful number, since it uses less digits than its factorization.

155113054205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5643820.

The product of its (nonzero) digits is 15000, while the sum is 32.

Adding to 155113054205 its reverse (502450311551), we get a palindrome (657563365756).

The spelling of 155113054205 in words is "one hundred fifty-five billion, one hundred thirteen million, fifty-four thousand, two hundred five".