7269747456 has 72 divisors (see below), whose sum is σ = 19362803824. Its totient is φ = 2421411840.

The previous prime is 7269747427. The next prime is 7269747469. The reversal of 7269747456 is 6547479627.

It is a junction number, because it is equal to n+sod(n) for n = 7269747396 and 7269747405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1334370 + ... + 1339806.

Almost surely, 2^7269747456 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 7269747456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9681401912).

7269747456 is an abundant number, since it is smaller than the sum of its proper divisors (12093056368).

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

7269747456 is a wasteful number, since it uses less digits than its factorization.

7269747456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7197 (or 7183 counting only the distinct ones).

The product of its digits is 17781120, while the sum is 57.

The square root of 7269747456 is about 85262.8140281565. The cubic root of 7269747456 is about 1937.1939678750.

The spelling of 7269747456 in words is "seven billion, two hundred sixty-nine million, seven hundred forty-seven thousand, four hundred fifty-six".