7245774648 has 120 divisors (see below), whose sum is σ = 23608431000. Its totient is φ = 2070212256.

The previous prime is 7245774623. The next prime is 7245774691. The reversal of 7245774648 is 8464775427.

7245774648 is a `hidden beast` number, since 7 + 2 + 4 + 577 + 4 + 64 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 7245774594 and 7245774603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 82348 + ... + 145851.

It is an arithmetic number, because the mean of its divisors is an integer number (196736925).

Almost surely, 2^7245774648 is an apocalyptic number.

It is an amenable number.

7245774648 is an abundant number, since it is smaller than the sum of its proper divisors (16362656352).

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

7245774648 is a wasteful number, since it uses less digits than its factorization.

7245774648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228231 (or 228211 counting only the distinct ones).

The product of its digits is 10536960, while the sum is 54.

The square root of 7245774648 is about 85122.1160921179. The cubic root of 7245774648 is about 1935.0622514676.

The spelling of 7245774648 in words is "seven billion, two hundred forty-five million, seven hundred seventy-four thousand, six hundred forty-eight".