66703006934 has 4 divisors (see below), whose sum is σ = 100054510404. Its totient is φ = 33351503466.

The previous prime is 66703006919. The next prime is 66703006943. The reversal of 66703006934 is 43960030766.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×66703006934² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16675751732 + ... + 16675751735.

It is an arithmetic number, because the mean of its divisors is an integer number (25013627601).

Almost surely, 2^66703006934 is an apocalyptic number.

66703006934 is a deficient number, since it is larger than the sum of its proper divisors (33351503470).

66703006934 is a wasteful number, since it uses less digits than its factorization.

66703006934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33351503469.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 66703006934 in words is "sixty-six billion, seven hundred three million, six thousand, nine hundred thirty-four".