12400432010342 has 8 divisors (see below), whose sum is σ = 18634652858136. Its totient is φ = 6188881057632.

The previous prime is 12400432010339. The next prime is 12400432010347. The reversal of 12400432010342 is 24301023400421.

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

It is a super-2 number, since 2×12400432010342² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12400432010347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5667472403 + ... + 5667474590.

It is an arithmetic number, because the mean of its divisors is an integer number (2329331607267).

Almost surely, 2^{12400432010342} is an apocalyptic number.

12400432010342 is a deficient number, since it is larger than the sum of its proper divisors (6234220847794).

12400432010342 is a wasteful number, since it uses less digits than its factorization.

12400432010342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334947542.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 12400432010342 its reverse (24301023400421), we get a palindrome (36701455410763).

The spelling of 12400432010342 in words is "twelve trillion, four hundred billion, four hundred thirty-two million, ten thousand, three hundred forty-two".