725352540706 has 8 divisors (see below), whose sum is σ = 1089934292304. Its totient is φ = 362041109940.

The previous prime is 725352540637. The next prime is 725352540727. The reversal of 725352540706 is 607045253527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×725352540706² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317578780 + ... + 317581063.

It is an arithmetic number, because the mean of its divisors is an integer number (136241786538).

Almost surely, 2^725352540706 is an apocalyptic number.

725352540706 is a deficient number, since it is larger than the sum of its proper divisors (364581751598).

725352540706 is a wasteful number, since it uses less digits than its factorization.

725352540706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635160416.

The product of its (nonzero) digits is 1764000, while the sum is 46.

The spelling of 725352540706 in words is "seven hundred twenty-five billion, three hundred fifty-two million, five hundred forty thousand, seven hundred six".