12400403202034 has 32 divisors (see below), whose sum is σ = 19012113718272. Its totient is φ = 6064203552000.

The previous prime is 12400403202017. The next prime is 12400403202053. The reversal of 12400403202034 is 43020230400421.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58872234 + ... + 59082490.

It is an arithmetic number, because the mean of its divisors is an integer number (594128553696).

Almost surely, 2^{12400403202034} is an apocalyptic number.

12400403202034 is a deficient number, since it is larger than the sum of its proper divisors (6611710516238).

12400403202034 is a wasteful number, since it uses less digits than its factorization.

12400403202034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213042.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12400403202034 its reverse (43020230400421), we get a palindrome (55420633602455).

The spelling of 12400403202034 in words is "twelve trillion, four hundred billion, four hundred three million, two hundred two thousand, thirty-four".