42400434310 has 32 divisors (see below), whose sum is σ = 82279193472. Its totient is φ = 15638862720.

The previous prime is 42400434269. The next prime is 42400434331. The reversal of 42400434310 is 1343400424.

It is a super-2 number, since 2×42400434310² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50974 + ... + 295633.

It is an arithmetic number, because the mean of its divisors is an integer number (2571224796).

Almost surely, 2^42400434310 is an apocalyptic number.

42400434310 is a deficient number, since it is larger than the sum of its proper divisors (39878759162).

42400434310 is a wasteful number, since it uses less digits than its factorization.

42400434310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347568.

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

Adding to 42400434310 its reverse (1343400424), we get a palindrome (43743834734).

The spelling of 42400434310 in words is "forty-two billion, four hundred million, four hundred thirty-four thousand, three hundred ten".