7481627244 has 144 divisors (see below), whose sum is σ = 23398752832. Its totient is φ = 1962786816.

The previous prime is 7481627227. The next prime is 7481627261. The reversal of 7481627244 is 4427261847.

7481627244 is a `hidden beast` number, since 7 + 481 + 62 + 72 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (7481627227) and next prime (7481627261).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 7481627244.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 626352 + ... + 638184.

Almost surely, 2^7481627244 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 7481627244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11699376416).

7481627244 is an abundant number, since it is smaller than the sum of its proper divisors (15917125588).

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

7481627244 is a wasteful number, since it uses less digits than its factorization.

7481627244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12056 (or 12051 counting only the distinct ones).

The product of its digits is 602112, while the sum is 45.

The square root of 7481627244 is about 86496.4001794294. The cubic root of 7481627244 is about 1955.8341378924.

The spelling of 7481627244 in words is "seven billion, four hundred eighty-one million, six hundred twenty-seven thousand, two hundred forty-four".