66031189497302 has 16 divisors (see below), whose sum is σ = 100304458583040. Its totient is φ = 32596402616232.

The previous prime is 66031189497269. The next prime is 66031189497353. The reversal of 66031189497302 is 20379498113066.

It is a congruent number.

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, 4097198 + ... + 12200385.

It is an arithmetic number, because the mean of its divisors is an integer number (6269028661440).

Almost surely, 2^{66031189497302} is an apocalyptic number.

66031189497302 is a deficient number, since it is larger than the sum of its proper divisors (34273269085738).

66031189497302 is a wasteful number, since it uses less digits than its factorization.

66031189497302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16323307.

The product of its (nonzero) digits is 11757312, while the sum is 59.

The spelling of 66031189497302 in words is "sixty-six trillion, thirty-one billion, one hundred eighty-nine million, four hundred ninety-seven thousand, three hundred two".