340340420310 has 32 divisors (see below), whose sum is σ = 891073101312. Its totient is φ = 82506768480.

The previous prime is 340340420309. The next prime is 340340420341. The reversal of 340340420310 is 13024043043.

It is a super-2 number, since 2×340340420310² (a number of 24 digits) contains 22 as substring.

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, 515666974 + ... + 515667633.

It is an arithmetic number, because the mean of its divisors is an integer number (27846034416).

Almost surely, 2^340340420310 is an apocalyptic number.

340340420310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340340420310 is an abundant number, since it is smaller than the sum of its proper divisors (550732681002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340340420310 is a wasteful number, since it uses less digits than its factorization.

340340420310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031334628.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 340340420310 its reverse (13024043043), we get a palindrome (353364463353).

The spelling of 340340420310 in words is "three hundred forty billion, three hundred forty million, four hundred twenty thousand, three hundred ten".