155102112150 has 48 divisors (see below), whose sum is σ = 388248168384. Its totient is φ = 40974011680.

The previous prime is 155102112103. The next prime is 155102112157. The reversal of 155102112150 is 51211201551.

It is a self number, because there is not a number n which added to its sum of digits gives 155102112150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155102112157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4815792 + ... + 4847891.

It is an arithmetic number, because the mean of its divisors is an integer number (8088503508).

Almost surely, 2^155102112150 is an apocalyptic number.

155102112150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155102112150 is an abundant number, since it is smaller than the sum of its proper divisors (233146056234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155102112150 is a wasteful number, since it uses less digits than its factorization.

155102112150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663805 (or 9663800 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 24.

The spelling of 155102112150 in words is "one hundred fifty-five billion, one hundred two million, one hundred twelve thousand, one hundred fifty".