340215025541 has 4 divisors (see below), whose sum is σ = 340334109612. Its totient is φ = 340095941472.

The previous prime is 340215025517. The next prime is 340215025547. The reversal of 340215025541 is 145520512043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 171851702500 + 168363323041 = 414550^2 + 410321^2 .

It is a cyclic number.

It is not a de Polignac number, because 340215025541 - 2¹⁴ = 340215009157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340215025498 and 340215025507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340215025547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59537750 + ... + 59543463.

It is an arithmetic number, because the mean of its divisors is an integer number (85083527403).

Almost surely, 2^340215025541 is an apocalyptic number.

It is an amenable number.

340215025541 is a deficient number, since it is larger than the sum of its proper divisors (119084071).

340215025541 is a wasteful number, since it uses less digits than its factorization.

340215025541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119084070.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 340215025541 its reverse (145520512043), we get a palindrome (485735537584).

The spelling of 340215025541 in words is "three hundred forty billion, two hundred fifteen million, twenty-five thousand, five hundred forty-one".