7224554655 has 12 divisors (see below), whose sum is σ = 12522561480. Its totient is φ = 3853095792.

The previous prime is 7224554653. The next prime is 7224554693. The reversal of 7224554655 is 5564554227.

7224554655 is a `hidden beast` number, since 72 + 24 + 554 + 6 + 5 + 5 = 666.

It is not a de Polignac number, because 7224554655 - 2¹ = 7224554653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 160545659 = 7224554655 / (7 + 2 + 2 + 4 + 5 + 5 + 4 + 6 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 7224554655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7224554653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80272785 + ... + 80272874.

It is an arithmetic number, because the mean of its divisors is an integer number (1043546790).

Almost surely, 2^7224554655 is an apocalyptic number.

7224554655 is a deficient number, since it is larger than the sum of its proper divisors (5298006825).

7224554655 is a wasteful number, since it uses less digits than its factorization.

7224554655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160545670 (or 160545667 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 45.

The square root of 7224554655 is about 84997.3802831593. The cubic root of 7224554655 is about 1933.1713950933.

The spelling of 7224554655 in words is "seven billion, two hundred twenty-four million, five hundred fifty-four thousand, six hundred fifty-five".