345455452140015 has 128 divisors (see below), whose sum is σ = 640708661698560. Its totient is φ = 155676518779392.

The previous prime is 345455452139971. The next prime is 345455452140077. The reversal of 345455452140015 is 510041254554543.

It is not a de Polignac number, because 345455452140015 - 2⁹ = 345455452139503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9038821576 + ... + 9038859794.

It is an arithmetic number, because the mean of its divisors is an integer number (5005536419520).

Almost surely, 2^{345455452140015} is an apocalyptic number.

345455452140015 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

345455452140015 is a deficient number, since it is larger than the sum of its proper divisors (295253209558545).

345455452140015 is a wasteful number, since it uses less digits than its factorization.

345455452140015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40573.

The product of its (nonzero) digits is 4800000, while the sum is 48.

The spelling of 345455452140015 in words is "three hundred forty-five trillion, four hundred fifty-five billion, four hundred fifty-two million, one hundred forty thousand, fifteen".