155112050 has 24 divisors (see below), whose sum is σ = 289316676. Its totient is φ = 61871040.

The previous prime is 155112047. The next prime is 155112071. The reversal of 155112050 is 50211551.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 108722329 + 46389721 = 10427^2 + 6811^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14492 + ... + 22808.

Almost surely, 2^155112050 is an apocalyptic number.

155112050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155112050 is a deficient number, since it is larger than the sum of its proper divisors (134204626).

155112050 is a wasteful number, since it uses less digits than its factorization.

155112050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8702 (or 8697 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 155112050 is about 12454.3988213000. The cubic root of 155112050 is about 537.2979446051.

The spelling of 155112050 in words is "one hundred fifty-five million, one hundred twelve thousand, fifty".