66371736394410 has 32 divisors (see below), whose sum is σ = 159293360512512. Its totient is φ = 17698997131200.

The previous prime is 66371736394333. The next prime is 66371736394477. The reversal of 66371736394410 is 1449363717366.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4180666 + ... + 12256485.

It is an arithmetic number, because the mean of its divisors is an integer number (4977917516016).

Almost surely, 2^{66371736394410} is an apocalyptic number.

66371736394410 is an abundant number, since it is smaller than the sum of its proper divisors (92921624118102).

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

66371736394410 is a wasteful number, since it uses less digits than its factorization.

66371736394410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16571758.

The product of its (nonzero) digits is 41150592, while the sum is 60.

The spelling of 66371736394410 in words is "sixty-six trillion, three hundred seventy-one billion, seven hundred thirty-six million, three hundred ninety-four thousand, four hundred ten".