155061101156 has 12 divisors (see below), whose sum is σ = 292230536892. Its totient is φ = 71566662048.

The previous prime is 155061101089. The next prime is 155061101179. The reversal of 155061101156 is 651101160551.

It can be written as a sum of positive squares in 2 ways, for example, as 69484960000 + 85576141156 = 263600^2 + 292534^2 .

It is a super-2 number, since 2×155061101156² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1490972075 + ... + 1490972178.

It is an arithmetic number, because the mean of its divisors is an integer number (24352544741).

Almost surely, 2^155061101156 is an apocalyptic number.

It is an amenable number.

155061101156 is a deficient number, since it is larger than the sum of its proper divisors (137169435736).

155061101156 is a wasteful number, since it uses less digits than its factorization.

155061101156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2981944270 (or 2981944268 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 155061101156 in words is "one hundred fifty-five billion, sixty-one million, one hundred one thousand, one hundred fifty-six".