340143035430 has 32 divisors (see below), whose sum is σ = 890556311808. Its totient is φ = 82458917600.

The previous prime is 340143035369. The next prime is 340143035447. The reversal of 340143035430 is 34530341043.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 515367906 + ... + 515368565.

It is an arithmetic number, because the mean of its divisors is an integer number (27829884744).

Almost surely, 2^340143035430 is an apocalyptic number.

340143035430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340143035430 is an abundant number, since it is smaller than the sum of its proper divisors (550413276378).

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

340143035430 is a wasteful number, since it uses less digits than its factorization.

340143035430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030736492.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 340143035430 its reverse (34530341043), we get a palindrome (374673376473).

The spelling of 340143035430 in words is "three hundred forty billion, one hundred forty-three million, thirty-five thousand, four hundred thirty".