725454454527 has 64 divisors (see below), whose sum is σ = 1176657408000. Its totient is φ = 438095230560.

The previous prime is 725454454477. The next prime is 725454454559.

725454454527 is a `hidden beast` number, since 7 + 2 + 54 + 5 + 44 + 545 + 2 + 7 = 666.

725454454527 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 725454454527 - 2¹⁵ = 725454421759 is a prime.

It is a super-2 number, since 2×725454454527² (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 (725454554527) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100155768 + ... + 100163010.

It is an arithmetic number, because the mean of its divisors is an integer number (18385272000).

Almost surely, 2^725454454527 is an apocalyptic number.

725454454527 is a deficient number, since it is larger than the sum of its proper divisors (451202953473).

725454454527 is a wasteful number, since it uses less digits than its factorization.

725454454527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8425 (or 8419 counting only the distinct ones).

The product of its digits is 31360000, while the sum is 54.

The spelling of 725454454527 in words is "seven hundred twenty-five billion, four hundred fifty-four million, four hundred fifty-four thousand, five hundred twenty-seven".