725335533527 has 16 divisors (see below), whose sum is σ = 804727537152. Its totient is φ = 648244451520.

The previous prime is 725335533523. The next prime is 725335533529.

725335533527 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 725335533527 - 2² = 725335533523 is a prime.

It is a super-2 number, since 2×725335533527² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725335533523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1224623 + ... + 1717664.

It is an arithmetic number, because the mean of its divisors is an integer number (50295471072).

Almost surely, 2^725335533527 is an apocalyptic number.

725335533527 is a deficient number, since it is larger than the sum of its proper divisors (79392003625).

725335533527 is a wasteful number, since it uses less digits than its factorization.

725335533527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942678.

The product of its digits is 9922500, while the sum is 50.

The spelling of 725335533527 in words is "seven hundred twenty-five billion, three hundred thirty-five million, five hundred thirty-three thousand, five hundred twenty-seven".