2000155502 has 16 divisors (see below), whose sum is σ = 3188810592. Its totient is φ = 937666560.

The previous prime is 2000155501. The next prime is 2000155561. The reversal of 2000155502 is 2055510002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000155501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102899 + ... + 120782.

It is an arithmetic number, because the mean of its divisors is an integer number (199300662).

Almost surely, 2^2000155502 is an apocalyptic number.

2000155502 is a deficient number, since it is larger than the sum of its proper divisors (1188655090).

2000155502 is a wasteful number, since it uses less digits than its factorization.

2000155502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223963.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 2000155502 is about 44723.0980814165. The cubic root of 2000155502 is about 1259.9537024225.

Adding to 2000155502 its reverse (2055510002), we get a palindrome (4055665504).

The spelling of 2000155502 in words is "two billion, one hundred fifty-five thousand, five hundred two".