7247723616 has 576 divisors, whose sum is σ = 26424921600. Its totient is φ = 1889879040.

The previous prime is 7247723599. The next prime is 7247723621. The reversal of 7247723616 is 6163277427.

7247723616 is a `hidden beast` number, since 7 + 2 + 4 + 7 + 7 + 23 + 616 = 666.

It is a super-2 number, since 2×7247723616² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 168551691 + ... + 168551733.

It is an arithmetic number, because the mean of its divisors is an integer number (45876600).

Almost surely, 2^7247723616 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 7247723616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13212460800).

7247723616 is an abundant number, since it is smaller than the sum of its proper divisors (19177197984).

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

7247723616 is a wasteful number, since it uses less digits than its factorization.

7247723616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 115 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 7247723616 is about 85133.5633930590. The cubic root of 7247723616 is about 1935.2357335542.

The spelling of 7247723616 in words is "seven billion, two hundred forty-seven million, seven hundred twenty-three thousand, six hundred sixteen".