5965780638 has 8 divisors (see below), whose sum is σ = 11931561288. Its totient is φ = 1988593544.

The previous prime is 5965780619. The next prime is 5965780649. The reversal of 5965780638 is 8360875695.

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

5965780638 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497148381 + ... + 497148392.

It is an arithmetic number, because the mean of its divisors is an integer number (1491445161).

Almost surely, 2^5965780638 is an apocalyptic number.

5965780638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5965780638 is a wasteful number, since it uses less digits than its factorization.

5965780638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994296778.

The product of its (nonzero) digits is 10886400, while the sum is 57.

The square root of 5965780638 is about 77238.4660515730. The cubic root of 5965780638 is about 1813.6595209673.

The spelling of 5965780638 in words is "five billion, nine hundred sixty-five million, seven hundred eighty thousand, six hundred thirty-eight".