75713721353 has 2 divisors, whose sum is σ = 75713721354. Its totient is φ = 75713721352.

The previous prime is 75713721299. The next prime is 75713721427. The reversal of 75713721353 is 35312731757.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49076870089 + 26636851264 = 221533^2 + 163208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75713721353 is a prime.

It is a super-2 number, since 2×75713721353² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (75713721653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37856860676 + 37856860677.

It is an arithmetic number, because the mean of its divisors is an integer number (37856860677).

Almost surely, 2^75713721353 is an apocalyptic number.

It is an amenable number.

75713721353 is a deficient number, since it is larger than the sum of its proper divisors (1).

75713721353 is an equidigital number, since it uses as much as digits as its factorization.

75713721353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 463050, while the sum is 44.

The spelling of 75713721353 in words is "seventy-five billion, seven hundred thirteen million, seven hundred twenty-one thousand, three hundred fifty-three".