2150570611550 has 24 divisors (see below), whose sum is σ = 4000131735600. Its totient is φ = 860213105280.

The previous prime is 2150570611529. The next prime is 2150570611597. The reversal of 2150570611550 is 551160750512.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2746406 + ... + 3441494.

It is an arithmetic number, because the mean of its divisors is an integer number (166672155650).

Almost surely, 2^{2150570611550} is an apocalyptic number.

2150570611550 is a deficient number, since it is larger than the sum of its proper divisors (1849561124050).

2150570611550 is a wasteful number, since it uses less digits than its factorization.

2150570611550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756980 (or 756975 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 38.

The spelling of 2150570611550 in words is "two trillion, one hundred fifty billion, five hundred seventy million, six hundred eleven thousand, five hundred fifty".