42405424402 has 8 divisors (see below), whose sum is σ = 69390694512. Its totient is φ = 19275192900.

The previous prime is 42405424361. The next prime is 42405424421. The reversal of 42405424402 is 20442450424.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963759624 + ... + 963759667.

It is an arithmetic number, because the mean of its divisors is an integer number (8673836814).

Almost surely, 2^42405424402 is an apocalyptic number.

42405424402 is a deficient number, since it is larger than the sum of its proper divisors (26985270110).

42405424402 is a wasteful number, since it uses less digits than its factorization.

42405424402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927519304.

The product of its (nonzero) digits is 40960, while the sum is 31.

Adding to 42405424402 its reverse (20442450424), we get a palindrome (62847874826).

The spelling of 42405424402 in words is "forty-two billion, four hundred five million, four hundred twenty-four thousand, four hundred two".