340555103515 has 8 divisors (see below), whose sum is σ = 445817590128. Its totient is φ = 247676438880.

The previous prime is 340555103507. The next prime is 340555103521. The reversal of 340555103515 is 515301555043.

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

It is not a de Polignac number, because 340555103515 - 2³ = 340555103507 is a prime.

It is a super-2 number, since 2×340555103515² (a number of 24 digits) contains 22 as substring.

It is a Duffinian 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, 3095955432 + ... + 3095955541.

It is an arithmetic number, because the mean of its divisors is an integer number (55727198766).

Almost surely, 2^340555103515 is an apocalyptic number.

340555103515 is a deficient number, since it is larger than the sum of its proper divisors (105262486613).

340555103515 is a wasteful number, since it uses less digits than its factorization.

340555103515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6191910989.

The product of its (nonzero) digits is 112500, while the sum is 37.

Adding to 340555103515 its reverse (515301555043), we get a palindrome (855856658558).

The spelling of 340555103515 in words is "three hundred forty billion, five hundred fifty-five million, one hundred three thousand, five hundred fifteen".