340541346440415 has 16 divisors (see below), whose sum is σ = 545311670404608. Its totient is φ = 181473546068256.

The previous prime is 340541346440411. The next prime is 340541346440441. The reversal of 340541346440415 is 514044643145043.

It is not a de Polignac number, because 340541346440415 - 2² = 340541346440411 is a prime.

It is a super-2 number, since 2×340541346440415² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340541346440411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9281566459 + ... + 9281603148.

It is an arithmetic number, because the mean of its divisors is an integer number (34081979400288).

Almost surely, 2^{340541346440415} is an apocalyptic number.

340541346440415 is a deficient number, since it is larger than the sum of its proper divisors (204770323964193).

340541346440415 is a wasteful number, since it uses less digits than its factorization.

340541346440415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18563170838.

The product of its (nonzero) digits is 5529600, while the sum is 48.

Adding to 340541346440415 its reverse (514044643145043), we get a palindrome (854585989585458).

The spelling of 340541346440415 in words is "three hundred forty trillion, five hundred forty-one billion, three hundred forty-six million, four hundred forty thousand, four hundred fifteen".