62340678409 has 4 divisors (see below), whose sum is σ = 62341218820. Its totient is φ = 62340138000.

The previous prime is 62340678401. The next prime is 62340678451. The reversal of 62340678409 is 90487604326.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 18259576384 + 44081102025 = 135128^2 + 209955^2 .

It is a cyclic number.

It is not a de Polignac number, because 62340678409 - 2³ = 62340678401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (62340678401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19842 + ... + 353659.

It is an arithmetic number, because the mean of its divisors is an integer number (15585304705).

Almost surely, 2^62340678409 is an apocalyptic number.

It is an amenable number.

62340678409 is a deficient number, since it is larger than the sum of its proper divisors (540411).

62340678409 is a wasteful number, since it uses less digits than its factorization.

62340678409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540410.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 62340678409 in words is "sixty-two billion, three hundred forty million, six hundred seventy-eight thousand, four hundred nine".