345455044300015 has 32 divisors (see below), whose sum is σ = 446632560009216. Its totient is φ = 254991932979840.

The previous prime is 345455044299977. The next prime is 345455044300021. The reversal of 345455044300015 is 510003440554543.

It is not a de Polignac number, because 345455044300015 - 2¹⁷ = 345455044168943 is a prime.

It is a super-2 number, since 2×345455044300015² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3493382902 + ... + 3493481788.

It is an arithmetic number, because the mean of its divisors is an integer number (13957267500288).

Almost surely, 2^{345455044300015} is an apocalyptic number.

345455044300015 is a deficient number, since it is larger than the sum of its proper divisors (101177515709201).

345455044300015 is a wasteful number, since it uses less digits than its factorization.

345455044300015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122239.

The product of its (nonzero) digits is 1440000, while the sum is 43.

Adding to 345455044300015 its reverse (510003440554543), we get a palindrome (855458484854558).

The spelling of 345455044300015 in words is "three hundred forty-five trillion, four hundred fifty-five billion, forty-four million, three hundred thousand, fifteen".