5381630642 has 16 divisors (see below), whose sum is σ = 8517052800. Its totient is φ = 2543271120.

The previous prime is 5381630621. The next prime is 5381630647. The reversal of 5381630642 is 2460361835.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 5381630596 and 5381630605.

It is not an unprimeable number, because it can be changed into a prime (5381630647) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 147917 + ... + 180672.

It is an arithmetic number, because the mean of its divisors is an integer number (532315800).

Almost surely, 2^5381630642 is an apocalyptic number.

5381630642 is a deficient number, since it is larger than the sum of its proper divisors (3135422158).

5381630642 is a wasteful number, since it uses less digits than its factorization.

5381630642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329041.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 5381630642 is about 73359.5981586595. The cubic root of 5381630642 is about 1752.4190374094.

The spelling of 5381630642 in words is "five billion, three hundred eighty-one million, six hundred thirty thousand, six hundred forty-two".