155665501150 has 12 divisors (see below), whose sum is σ = 289537832232. Its totient is φ = 62266200440.

The previous prime is 155665501127. The next prime is 155665501151. The reversal of 155665501150 is 51105566551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155665501151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1556654962 + ... + 1556655061.

It is an arithmetic number, because the mean of its divisors is an integer number (24128152686).

Almost surely, 2^155665501150 is an apocalyptic number.

155665501150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155665501150 is a deficient number, since it is larger than the sum of its proper divisors (133872331082).

155665501150 is a wasteful number, since it uses less digits than its factorization.

155665501150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113310035 (or 3113310030 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 155665501150 in words is "one hundred fifty-five billion, six hundred sixty-five million, five hundred one thousand, one hundred fifty".