40024430423434 has 16 divisors (see below), whose sum is σ = 63569893262400. Its totient is φ = 18834528233664.

The previous prime is 40024430423423. The next prime is 40024430423449. The reversal of 40024430423434 is 43432403442004.

It is a junction number, because it is equal to n+sod(n) for n = 40024430423393 and 40024430423402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14250924 + ... + 16826695.

It is an arithmetic number, because the mean of its divisors is an integer number (3973118328900).

Almost surely, 2^{40024430423434} is an apocalyptic number.

40024430423434 is a deficient number, since it is larger than the sum of its proper divisors (23545462838966).

40024430423434 is a wasteful number, since it uses less digits than its factorization.

40024430423434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31115517.

The product of its (nonzero) digits is 442368, while the sum is 37.

Adding to 40024430423434 its reverse (43432403442004), we get a palindrome (83456833865438).

The spelling of 40024430423434 in words is "forty trillion, twenty-four billion, four hundred thirty million, four hundred twenty-three thousand, four hundred thirty-four".