7446064740 has 48 divisors (see below), whose sum is σ = 20901041280. Its totient is φ = 1980659200.

The previous prime is 7446064739. The next prime is 7446064757. The reversal of 7446064740 is 474606447.

It is a super-2 number, since 2×7446064740² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7446064692 and 7446064701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130680 + ... + 178799.

It is an arithmetic number, because the mean of its divisors is an integer number (435438360).

Almost surely, 2^7446064740 is an apocalyptic number.

It is an amenable number.

7446064740 is an abundant number, since it is smaller than the sum of its proper divisors (13454976540).

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

7446064740 is a wasteful number, since it uses less digits than its factorization.

7446064740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309892 (or 309890 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 42.

The square root of 7446064740 is about 86290.5831478731. The cubic root of 7446064740 is about 1952.7303186503.

The spelling of 7446064740 in words is "seven billion, four hundred forty-six million, sixty-four thousand, seven hundred forty".