1550117630 has 32 divisors (see below), whose sum is σ = 2961839520. Its totient is φ = 582092800.

The previous prime is 1550117623. The next prime is 1550117633. The reversal of 1550117630 is 367110551.

It is a junction number, because it is equal to n+sod(n) for n = 1550117593 and 1550117602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550117633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56801 + ... + 79539.

It is an arithmetic number, because the mean of its divisors is an integer number (92557485).

Almost surely, 2^1550117630 is an apocalyptic number.

1550117630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1550117630 is a deficient number, since it is larger than the sum of its proper divisors (1411721890).

1550117630 is a wasteful number, since it uses less digits than its factorization.

1550117630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23164.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 1550117630 is about 39371.5332442108. The cubic root of 1550117630 is about 1157.3238023407.

The spelling of 1550117630 in words is "one billion, five hundred fifty million, one hundred seventeen thousand, six hundred thirty".