344547795493 has 4 divisors (see below), whose sum is σ = 375870322368. Its totient is φ = 313225268620.

The previous prime is 344547795469. The next prime is 344547795503. The reversal of 344547795493 is 394597745443.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 394597745443 = 11 ⋅35872522313.

It is not a de Polignac number, because 344547795493 - 2²⁹ = 344010924581 is a prime.

It is a super-2 number, since 2×344547795493² (a number of 24 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 (344547795463) 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, 15661263421 + ... + 15661263442.

It is an arithmetic number, because the mean of its divisors is an integer number (93967580592).

Almost surely, 2^344547795493 is an apocalyptic number.

It is an amenable number.

344547795493 is a deficient number, since it is larger than the sum of its proper divisors (31322526875).

344547795493 is a wasteful number, since it uses less digits than its factorization.

344547795493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31322526874.

The product of its digits is 228614400, while the sum is 64.

The spelling of 344547795493 in words is "three hundred forty-four billion, five hundred forty-seven million, seven hundred ninety-five thousand, four hundred ninety-three".