5639948930 has 128 divisors (see below), whose sum is σ = 13039294464. Its totient is φ = 1705305600.

The previous prime is 5639948903. The next prime is 5639948939. The reversal of 5639948930 is 398499365.

It is not an unprimeable number, because it can be changed into a prime (5639948939) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7165997 + ... + 7166783.

It is an arithmetic number, because the mean of its divisors is an integer number (101869488).

Almost surely, 2^5639948930 is an apocalyptic number.

5639948930 is an abundant number, since it is smaller than the sum of its proper divisors (7399345534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5639948930 is a wasteful number, since it uses less digits than its factorization.

5639948930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The square root of 5639948930 is about 75099.5934076876. The cubic root of 5639948930 is about 1780.0207178921.

The spelling of 5639948930 in words is "five billion, six hundred thirty-nine million, nine hundred forty-eight thousand, nine hundred thirty".