42402353534 has 8 divisors (see below), whose sum is σ = 64474811760. Its totient is φ = 20910749616.

The previous prime is 42402353533. The next prime is 42402353549. The reversal of 42402353534 is 43535320424.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42402353494 and 42402353503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42402353533) 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, 145213394 + ... + 145213685.

It is an arithmetic number, because the mean of its divisors is an integer number (8059351470).

Almost surely, 2^42402353534 is an apocalyptic number.

42402353534 is a deficient number, since it is larger than the sum of its proper divisors (22072458226).

42402353534 is a wasteful number, since it uses less digits than its factorization.

42402353534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290427154.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 42402353534 its reverse (43535320424), we get a palindrome (85937673958).

The spelling of 42402353534 in words is "forty-two billion, four hundred two million, three hundred fifty-three thousand, five hundred thirty-four".