340342511140054 has 16 divisors (see below), whose sum is σ = 515039712596640. Its totient is φ = 168662654455680.

The previous prime is 340342511140001. The next prime is 340342511140067. The reversal of 340342511140054 is 450041115243043.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 340342511139995 and 340342511140022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2517544 + ... + 26211124.

It is an arithmetic number, because the mean of its divisors is an integer number (32189982037290).

Almost surely, 2^{340342511140054} is an apocalyptic number.

340342511140054 is a deficient number, since it is larger than the sum of its proper divisors (174697201456586).

340342511140054 is a wasteful number, since it uses less digits than its factorization.

340342511140054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23757255.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 340342511140054 its reverse (450041115243043), we get a palindrome (790383626383097).

The spelling of 340342511140054 in words is "three hundred forty trillion, three hundred forty-two billion, five hundred eleven million, one hundred forty thousand, fifty-four".