7447456746 has 24 divisors (see below), whose sum is σ = 16147272960. Its totient is φ = 2480775336.

The previous prime is 7447456739. The next prime is 7447456799. The reversal of 7447456746 is 6476547447.

7447456746 is a `hidden beast` number, since 7 + 4 + 4 + 74 + 567 + 4 + 6 = 666.

It is a super-2 number, since 2×7447456746² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7447456692 and 7447456701.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115530 + ... + 168053.

It is an arithmetic number, because the mean of its divisors is an integer number (672803040).

Almost surely, 2^7447456746 is an apocalyptic number.

7447456746 is an abundant number, since it is smaller than the sum of its proper divisors (8699816214).

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

7447456746 is a wasteful number, since it uses less digits than its factorization.

7447456746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285050 (or 285047 counting only the distinct ones).

The product of its digits is 15805440, while the sum is 54.

The square root of 7447456746 is about 86298.6485757454. The cubic root of 7447456746 is about 1952.8519955828.

The spelling of 7447456746 in words is "seven billion, four hundred forty-seven million, four hundred fifty-six thousand, seven hundred forty-six".