66348212598 has 12 divisors (see below), whose sum is σ = 143754460668. Its totient is φ = 22116070860.

The previous prime is 66348212597. The next prime is 66348212603. The reversal of 66348212598 is 89521284366.

66348212598 is a `hidden beast` number, since 6 + 6 + 3 + 48 + 2 + 1 + 2 + 598 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66348212597) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1843005888 + ... + 1843005923.

It is an arithmetic number, because the mean of its divisors is an integer number (11979538389).

Almost surely, 2^66348212598 is an apocalyptic number.

66348212598 is an abundant number, since it is smaller than the sum of its proper divisors (77406248070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66348212598 is a wasteful number, since it uses less digits than its factorization.

66348212598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686011819 (or 3686011816 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 66348212598 in words is "sixty-six billion, three hundred forty-eight million, two hundred twelve thousand, five hundred ninety-eight".