64426002242 has 16 divisors (see below), whose sum is σ = 110491213632. Its totient is φ = 27599484240.

The previous prime is 64426002233. The next prime is 64426002253. The reversal of 64426002242 is 24220062446.

It is a junction number, because it is equal to n+sod(n) for n = 64426002199 and 64426002208.

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, 937253 + ... + 1003640.

It is an arithmetic number, because the mean of its divisors is an integer number (6905700852).

Almost surely, 2^64426002242 is an apocalyptic number.

64426002242 is a deficient number, since it is larger than the sum of its proper divisors (46065211390).

64426002242 is a wasteful number, since it uses less digits than its factorization.

64426002242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943273.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 64426002242 its reverse (24220062446), we get a palindrome (88646064688).

The spelling of 64426002242 in words is "sixty-four billion, four hundred twenty-six million, two thousand, two hundred forty-two".