340188454793 has 12 divisors (see below), whose sum is σ = 373943845380. Its totient is φ = 309247598880.

The previous prime is 340188454789. The next prime is 340188454807. The reversal of 340188454793 is 397454881043.

It can be written as a sum of positive squares in 2 ways, for example, as 72079899529 + 268108555264 = 268477^2 + 517792^2 .

It is not a de Polignac number, because 340188454793 - 2² = 340188454789 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340188454733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3135863 + ... + 3242531.

It is an arithmetic number, because the mean of its divisors is an integer number (31161987115).

Almost surely, 2^340188454793 is an apocalyptic number.

It is an amenable number.

340188454793 is a deficient number, since it is larger than the sum of its proper divisors (33755390587).

340188454793 is a wasteful number, since it uses less digits than its factorization.

340188454793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133048 (or 133037 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 340188454793 in words is "three hundred forty billion, one hundred eighty-eight million, four hundred fifty-four thousand, seven hundred ninety-three".