6725435774399 has 8 divisors (see below), whose sum is σ = 6730863729072. Its totient is φ = 6720008112000.

The previous prime is 6725435774389. The next prime is 6725435774467. The reversal of 6725435774399 is 9934775345276.

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

It is a cyclic number.

It is not a de Polignac number, because 6725435774399 - 2²⁴ = 6725418997183 is a prime.

It is a super-2 number, since 2×6725435774399² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6725435774389) 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, 90415607 + ... + 90489959.

It is an arithmetic number, because the mean of its divisors is an integer number (841357966134).

Almost surely, 2^{6725435774399} is an apocalyptic number.

6725435774399 is a deficient number, since it is larger than the sum of its proper divisors (5427954673).

6725435774399 is a wasteful number, since it uses less digits than its factorization.

6725435774399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146137.

The product of its digits is 1200225600, while the sum is 71.

The spelling of 6725435774399 in words is "six trillion, seven hundred twenty-five billion, four hundred thirty-five million, seven hundred seventy-four thousand, three hundred ninety-nine".