155150566500069 has 12 divisors (see below), whose sum is σ = 256121570095456. Its totient is φ = 88657466571432.

The previous prime is 155150566500053. The next prime is 155150566500103. The reversal of 155150566500069 is 960005665051551.

155150566500069 is a `hidden beast` number, since 1 + 5 + 5 + 15 + 0 + 5 + 66 + 500 + 0 + 69 = 666.

It is not a de Polignac number, because 155150566500069 - 2⁴ = 155150566500053 is a prime.

It is a super-2 number, since 2×155150566500069² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155150566499988 and 155150566500024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155150566500169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1231353702319 + ... + 1231353702444.

Almost surely, 2^{155150566500069} is an apocalyptic number.

It is an amenable number.

155150566500069 is a deficient number, since it is larger than the sum of its proper divisors (100971003595387).

155150566500069 is a wasteful number, since it uses less digits than its factorization.

155150566500069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462707404776 (or 2462707404773 counting only the distinct ones).

The product of its (nonzero) digits is 6075000, while the sum is 54.

The spelling of 155150566500069 in words is "one hundred fifty-five trillion, one hundred fifty billion, five hundred sixty-six million, five hundred thousand, sixty-nine".