6358148644 has 9 divisors (see below), whose sum is σ = 11127039217. Its totient is φ = 3178994584.

The previous prime is 6358148627. The next prime is 6358148663. The reversal of 6358148644 is 4468418536.

The square root of 6358148644 is 79738.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3616579044 + 2741569600 = 60138^2 + 52360^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 139542 + ... + 179410.

Almost surely, 2^6358148644 is an apocalyptic number.

6358148644 is the 79738-th square number.

It is an amenable number.

6358148644 is a deficient number, since it is larger than the sum of its proper divisors (4768890573).

6358148644 is an frugal number, since it uses more digits than its factorization.

6358148644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79742 (or 39871 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 49.

The cubic root of 6358148644 is about 1852.5796633507.

Multiplying 6358148644 by its sum of digits (49), we get a square (311549283556 = 558166²).

It can be divided in two parts, 63581 and 48644, that added together give a square (112225 = 335²).

The spelling of 6358148644 in words is "six billion, three hundred fifty-eight million, one hundred forty-eight thousand, six hundred forty-four".