340145143502 has 8 divisors (see below), whose sum is σ = 515171285616. Its totient is φ = 168421381632.

The previous prime is 340145143483. The next prime is 340145143553. The reversal of 340145143502 is 205341541043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825594803 + ... + 825595214.

It is an arithmetic number, because the mean of its divisors is an integer number (64396410702).

Almost surely, 2^340145143502 is an apocalyptic number.

340145143502 is a deficient number, since it is larger than the sum of its proper divisors (175026142114).

340145143502 is a wasteful number, since it uses less digits than its factorization.

340145143502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651190122.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 340145143502 its reverse (205341541043), we get a palindrome (545486684545).

The spelling of 340145143502 in words is "three hundred forty billion, one hundred forty-five million, one hundred forty-three thousand, five hundred two".