7479737847 has 12 divisors (see below), whose sum is σ = 11372701080. Its totient is φ = 4724044848.

The previous prime is 7479737777. The next prime is 7479737861. The reversal of 7479737847 is 7487379747.

It is not a de Polignac number, because 7479737847 - 2¹¹ = 7479735799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7479737897) 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, 21870408 + ... + 21870749.

It is an arithmetic number, because the mean of its divisors is an integer number (947725090).

Almost surely, 2^7479737847 is an apocalyptic number.

7479737847 is a deficient number, since it is larger than the sum of its proper divisors (3892963233).

7479737847 is a wasteful number, since it uses less digits than its factorization.

7479737847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43741182 (or 43741179 counting only the distinct ones).

The product of its digits is 58084992, while the sum is 63.

The square root of 7479737847 is about 86485.4776653283. The cubic root of 7479737847 is about 1955.6694830587.

The spelling of 7479737847 in words is "seven billion, four hundred seventy-nine million, seven hundred thirty-seven thousand, eight hundred forty-seven".