7474520254769 has 2 divisors, whose sum is σ = 7474520254770. Its totient is φ = 7474520254768.

The previous prime is 7474520254727. The next prime is 7474520254793. The reversal of 7474520254769 is 9674520254747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7302533382400 + 171986872369 = 2702320^2 + 414713^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7474520254769 is a prime.

It is a super-2 number, since 2×7474520254769² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7474520259769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3737260127384 + 3737260127385.

It is an arithmetic number, because the mean of its divisors is an integer number (3737260127385).

Almost surely, 2^{7474520254769} is an apocalyptic number.

It is an amenable number.

7474520254769 is a deficient number, since it is larger than the sum of its proper divisors (1).

7474520254769 is an equidigital number, since it uses as much as digits as its factorization.

7474520254769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118540800, while the sum is 62.

The spelling of 7474520254769 in words is "seven trillion, four hundred seventy-four billion, five hundred twenty million, two hundred fifty-four thousand, seven hundred sixty-nine".