1550648408 has 16 divisors (see below), whose sum is σ = 3033877680. Its totient is φ = 741614368.

The previous prime is 1550648399. The next prime is 1550648423. The reversal of 1550648408 is 8048460551.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4213535 + ... + 4213902.

It is an arithmetic number, because the mean of its divisors is an integer number (189617355).

Almost surely, 2^1550648408 is an apocalyptic number.

It is an amenable number.

1550648408 is a deficient number, since it is larger than the sum of its proper divisors (1483229272).

1550648408 is a wasteful number, since it uses less digits than its factorization.

1550648408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8427466 (or 8427462 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 41.

The square root of 1550648408 is about 39378.2732988637. The cubic root of 1550648408 is about 1157.4558809009.

The spelling of 1550648408 in words is "one billion, five hundred fifty million, six hundred forty-eight thousand, four hundred eight".