725750418097 has 2 divisors, whose sum is σ = 725750418098. Its totient is φ = 725750418096.

The previous prime is 725750418091. The next prime is 725750418121. The reversal of 725750418097 is 790814057527.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 719483954176 + 6266463921 = 848224^2 + 79161^2 .

It is a cyclic number.

It is not a de Polignac number, because 725750418097 - 2¹¹ = 725750416049 is a prime.

It is not a weakly prime, because it can be changed into another prime (725750418091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362875209048 + 362875209049.

It is an arithmetic number, because the mean of its divisors is an integer number (362875209049).

Almost surely, 2^725750418097 is an apocalyptic number.

It is an amenable number.

725750418097 is a deficient number, since it is larger than the sum of its proper divisors (1).

725750418097 is an equidigital number, since it uses as much as digits as its factorization.

725750418097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4939200, while the sum is 55.

The spelling of 725750418097 in words is "seven hundred twenty-five billion, seven hundred fifty million, four hundred eighteen thousand, ninety-seven".