66737000340373 has 32 divisors (see below), whose sum is σ = 77003303086080. Its totient is φ = 57247699354560.

The previous prime is 66737000340371. The next prime is 66737000340377. The reversal of 66737000340373 is 37304300073766.

It is not a de Polignac number, because 66737000340373 - 2¹ = 66737000340371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66737000340371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 522465 + ... + 11564902.

It is an arithmetic number, because the mean of its divisors is an integer number (2406353221440).

Almost surely, 2^{66737000340373} is an apocalyptic number.

It is an amenable number.

66737000340373 is a deficient number, since it is larger than the sum of its proper divisors (10266302745707).

66737000340373 is a wasteful number, since it uses less digits than its factorization.

66737000340373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12087697.

The product of its (nonzero) digits is 4000752, while the sum is 49.

The spelling of 66737000340373 in words is "sixty-six trillion, seven hundred thirty-seven billion, three hundred forty thousand, three hundred seventy-three".