340310200503 has 32 divisors (see below), whose sum is σ = 565526886400. Its totient is φ = 177232064256.

The previous prime is 340310200499. The next prime is 340310200541. The reversal of 340310200503 is 305002013043.

It is not a de Polignac number, because 340310200503 - 2² = 340310200499 is a prime.

It is a super-2 number, since 2×340310200503² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 340310200503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340310200543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7868038 + ... + 7911171.

It is an arithmetic number, because the mean of its divisors is an integer number (17672715200).

Almost surely, 2^340310200503 is an apocalyptic number.

340310200503 is a deficient number, since it is larger than the sum of its proper divisors (225216685897).

340310200503 is a wasteful number, since it uses less digits than its factorization.

340310200503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15779311.

The product of its (nonzero) digits is 1080, while the sum is 21.

Adding to 340310200503 its reverse (305002013043), we get a palindrome (645312213546).

The spelling of 340310200503 in words is "three hundred forty billion, three hundred ten million, two hundred thousand, five hundred three".