155027765163 has 16 divisors (see below), whose sum is σ = 212306201856. Its totient is φ = 100551005280.

The previous prime is 155027765107. The next prime is 155027765171. The reversal of 155027765163 is 361567720551.

It is not a de Polignac number, because 155027765163 - 2¹⁶ = 155027699627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155027765663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1694920 + ... + 1784042.

It is an arithmetic number, because the mean of its divisors is an integer number (13269137616).

Almost surely, 2^155027765163 is an apocalyptic number.

155027765163 is a deficient number, since it is larger than the sum of its proper divisors (57278436693).

155027765163 is a wasteful number, since it uses less digits than its factorization.

155027765163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104834.

The product of its (nonzero) digits is 1323000, while the sum is 48.

The spelling of 155027765163 in words is "one hundred fifty-five billion, twenty-seven million, seven hundred sixty-five thousand, one hundred sixty-three".