1550340255 has 16 divisors (see below), whose sum is σ = 2481721344. Its totient is φ = 826455840.

The previous prime is 1550340229. The next prime is 1550340263. The reversal of 1550340255 is 5520430551.

It is a happy number.

It is not a de Polignac number, because 1550340255 - 2⁵ = 1550340223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9690 + ... + 56520.

It is an arithmetic number, because the mean of its divisors is an integer number (155107584).

Almost surely, 2^1550340255 is an apocalyptic number.

1550340255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1550340255 is a deficient number, since it is larger than the sum of its proper divisors (931381089).

1550340255 is a wasteful number, since it uses less digits than its factorization.

1550340255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49046.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 1550340255 is about 39374.3603757572. The cubic root of 1550340255 is about 1157.3792039165.

The spelling of 1550340255 in words is "one billion, five hundred fifty million, three hundred forty thousand, two hundred fifty-five".