340744381845 has 16 divisors (see below), whose sum is σ = 623075441280. Its totient is φ = 155768860224.

The previous prime is 340744381837. The next prime is 340744381877. The reversal of 340744381845 is 548183447043.

It is not a de Polignac number, because 340744381845 - 2³ = 340744381837 is a prime.

It is a super-2 number, since 2×340744381845² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1622592190 + ... + 1622592399.

It is an arithmetic number, because the mean of its divisors is an integer number (38942215080).

Almost surely, 2^340744381845 is an apocalyptic number.

340744381845 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

340744381845 is a deficient number, since it is larger than the sum of its proper divisors (282331059435).

340744381845 is a wasteful number, since it uses less digits than its factorization.

340744381845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245184604.

The product of its (nonzero) digits is 5160960, while the sum is 51.

The spelling of 340744381845 in words is "three hundred forty billion, seven hundred forty-four million, three hundred eighty-one thousand, eight hundred forty-five".