7461243648 has 108 divisors (see below), whose sum is σ = 21638111040. Its totient is φ = 2472572928.

The previous prime is 7461243623. The next prime is 7461243653. The reversal of 7461243648 is 8463421647.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 389233 + ... + 407951.

It is an arithmetic number, because the mean of its divisors is an integer number (200352880).

Almost surely, 2^7461243648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7461243648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10819055520).

7461243648 is an abundant number, since it is smaller than the sum of its proper divisors (14176867392).

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

7461243648 is a wasteful number, since it uses less digits than its factorization.

7461243648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18914 (or 18897 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 7461243648 is about 86378.4906559498. The cubic root of 7461243648 is about 1954.0563074750.

The spelling of 7461243648 in words is "seven billion, four hundred sixty-one million, two hundred forty-three thousand, six hundred forty-eight".