155660000156 has 24 divisors (see below), whose sum is σ = 274532315904. Its totient is φ = 77222403440.

The previous prime is 155660000131. The next prime is 155660000161. The reversal of 155660000156 is 651000066551.

155660000156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3416381 + ... + 3461643.

It is an arithmetic number, because the mean of its divisors is an integer number (11438846496).

Almost surely, 2^155660000156 is an apocalyptic number.

It is an amenable number.

155660000156 is a deficient number, since it is larger than the sum of its proper divisors (118872315748).

155660000156 is a wasteful number, since it uses less digits than its factorization.

155660000156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51961 (or 51959 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 155660000156 in words is "one hundred fifty-five billion, six hundred sixty million, one hundred fifty-six", and thus it is an aban number.