7472574779 has 2 divisors, whose sum is σ = 7472574780. Its totient is φ = 7472574778.

The previous prime is 7472574721. The next prime is 7472574793. The reversal of 7472574779 is 9774752747.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7472574779 - 2³² = 3177607483 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (7472574709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3736287389 + 3736287390.

It is an arithmetic number, because the mean of its divisors is an integer number (3736287390).

Almost surely, 2^7472574779 is an apocalyptic number.

7472574779 is a deficient number, since it is larger than the sum of its proper divisors (1).

7472574779 is an equidigital number, since it uses as much as digits as its factorization.

7472574779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24202080, while the sum is 59.

The square root of 7472574779 is about 86444.0557759757. The cubic root of 7472574779 is about 1955.0449929141.

The spelling of 7472574779 in words is "seven billion, four hundred seventy-two million, five hundred seventy-four thousand, seven hundred seventy-nine".