7475005747 has 12 divisors (see below), whose sum is σ = 8328890920. Its totient is φ = 6702363360.

The previous prime is 7475005691. The next prime is 7475005793.

7475005747 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-7475005747 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7475005697 and 7475005706.

It is not an unprimeable number, because it can be changed into a prime (7475005847) 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, 414297 + ... + 431962.

Almost surely, 2^7475005747 is an apocalyptic number.

7475005747 is a deficient number, since it is larger than the sum of its proper divisors (853885173).

7475005747 is a wasteful number, since it uses less digits than its factorization.

7475005747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846354 (or 846343 counting only the distinct ones).

The product of its (nonzero) digits is 960400, while the sum is 46.

The square root of 7475005747 is about 86458.1155647057. The cubic root of 7475005747 is about 1955.2569741331.

The spelling of 7475005747 in words is "seven billion, four hundred seventy-five million, five thousand, seven hundred forty-seven".