1550850655 has 8 divisors (see below), whose sum is σ = 1861236000. Its totient is φ = 1240537056.

The previous prime is 1550850629. The next prime is 1550850673. The reversal of 1550850655 is 5560580551.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1550850655 - 2⁷ = 1550850527 is a prime.

It is a super-2 number, since 2×1550850655² = 4810275508227858050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62086 + ... + 83404.

It is an arithmetic number, because the mean of its divisors is an integer number (232654500).

Almost surely, 2^1550850655 is an apocalyptic number.

1550850655 is a deficient number, since it is larger than the sum of its proper divisors (310385345).

1550850655 is a wasteful number, since it uses less digits than its factorization.

1550850655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35873.

The product of its (nonzero) digits is 150000, while the sum is 40.

The square root of 1550850655 is about 39380.8412175261. The cubic root of 1550850655 is about 1157.5062000237.

The spelling of 1550850655 in words is "one billion, five hundred fifty million, eight hundred fifty thousand, six hundred fifty-five".