155116016012 has 24 divisors (see below), whose sum is σ = 280599459840. Its totient is φ = 74951704080.

The previous prime is 155116015991. The next prime is 155116016021. The reversal of 155116016012 is 210610611551.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780758 + ... + 959069.

It is an arithmetic number, because the mean of its divisors is an integer number (11691644160).

Almost surely, 2^155116016012 is an apocalyptic number.

It is an amenable number.

155116016012 is a deficient number, since it is larger than the sum of its proper divisors (125483443828).

155116016012 is a wasteful number, since it uses less digits than its factorization.

155116016012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740581 (or 1740579 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 29.

Adding to 155116016012 its reverse (210610611551), we get a palindrome (365726627563).

The spelling of 155116016012 in words is "one hundred fifty-five billion, one hundred sixteen million, sixteen thousand, twelve".