66200426402 has 24 divisors (see below), whose sum is σ = 109162518528. Its totient is φ = 30087276120.

The previous prime is 66200426401. The next prime is 66200426423. The reversal of 66200426402 is 20462400266.

It is not an unprimeable number, because it can be changed into a prime (66200426401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2894303 + ... + 2917085.

It is an arithmetic number, because the mean of its divisors is an integer number (4548438272).

Almost surely, 2^66200426402 is an apocalyptic number.

66200426402 is a deficient number, since it is larger than the sum of its proper divisors (42962092126).

66200426402 is a wasteful number, since it uses less digits than its factorization.

66200426402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34814 (or 34803 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 66200426402 its reverse (20462400266), we get a palindrome (86662826668).

The spelling of 66200426402 in words is "sixty-six billion, two hundred million, four hundred twenty-six thousand, four hundred two".