7346405405 has 4 divisors (see below), whose sum is σ = 8815686492. Its totient is φ = 5877124320.

The previous prime is 7346405371. The next prime is 7346405431. The reversal of 7346405405 is 5045046437.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5120547364 + 2225858041 = 71558^2 + 47179^2 .

It is not a de Polignac number, because 7346405405 - 2⁸ = 7346405149 is a prime.

It is a super-2 number, since 2×7346405405² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 734640536 + ... + 734640545.

It is an arithmetic number, because the mean of its divisors is an integer number (2203921623).

Almost surely, 2^7346405405 is an apocalyptic number.

It is an amenable number.

7346405405 is a deficient number, since it is larger than the sum of its proper divisors (1469281087).

7346405405 is a wasteful number, since it uses less digits than its factorization.

7346405405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469281086.

The product of its (nonzero) digits is 201600, while the sum is 38.

The square root of 7346405405 is about 85711.1743298387. The cubic root of 7346405405 is about 1943.9792737895.

The spelling of 7346405405 in words is "seven billion, three hundred forty-six million, four hundred five thousand, four hundred five".