1550641150 has 12 divisors (see below), whose sum is σ = 2884192632. Its totient is φ = 620256440.

The previous prime is 1550641123. The next prime is 1550641153. The reversal of 1550641150 is 511460551.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550641153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15506362 + ... + 15506461.

It is an arithmetic number, because the mean of its divisors is an integer number (240349386).

Almost surely, 2^1550641150 is an apocalyptic number.

1550641150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1550641150 is a deficient number, since it is larger than the sum of its proper divisors (1333551482).

1550641150 is a wasteful number, since it uses less digits than its factorization.

1550641150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31012835 (or 31012830 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 1550641150 is about 39378.1811413376. The cubic root of 1550641150 is about 1157.4540750267.

The spelling of 1550641150 in words is "one billion, five hundred fifty million, six hundred forty-one thousand, one hundred fifty".