725631263001 has 8 divisors (see below), whose sum is σ = 1075009278560. Its totient is φ = 483754175316.

The previous prime is 725631262933. The next prime is 725631263047. The reversal of 725631263001 is 100362136527.

725631263001 is a `hidden beast` number, since 7 + 2 + 5 + 6 + 3 + 12 + 630 + 0 + 1 = 666.

It is not a de Polignac number, because 725631263001 - 2¹³ = 725631254809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (725631261001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13437615955 + ... + 13437616008.

It is an arithmetic number, because the mean of its divisors is an integer number (134376159820).

Almost surely, 2^725631263001 is an apocalyptic number.

It is an amenable number.

725631263001 is a deficient number, since it is larger than the sum of its proper divisors (349378015559).

725631263001 is a wasteful number, since it uses less digits than its factorization.

725631263001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26875231972 (or 26875231966 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

Adding to 725631263001 its reverse (100362136527), we get a palindrome (825993399528).

The spelling of 725631263001 in words is "seven hundred twenty-five billion, six hundred thirty-one million, two hundred sixty-three thousand, one".