42943936454 has 8 divisors (see below), whose sum is σ = 64416905640. Its totient is φ = 21471634576.

The previous prime is 42943936429. The next prime is 42943936457. The reversal of 42943936454 is 45463934924.

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

It is a junction number, because it is equal to n+sod(n) for n = 42943936396 and 42943936405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42943936457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50882 + ... + 297450.

It is an arithmetic number, because the mean of its divisors is an integer number (8052113205).

Almost surely, 2^42943936454 is an apocalyptic number.

42943936454 is a deficient number, since it is larger than the sum of its proper divisors (21472969186).

42943936454 is a wasteful number, since it uses less digits than its factorization.

42943936454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333654.

The product of its digits is 11197440, while the sum is 53.

The spelling of 42943936454 in words is "forty-two billion, nine hundred forty-three million, nine hundred thirty-six thousand, four hundred fifty-four".