70033400666 has 4 divisors (see below), whose sum is σ = 105050101002. Its totient is φ = 35016700332.

The previous prime is 70033400653. The next prime is 70033400693. The reversal of 70033400666 is 66600433007.

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

It can be written as a sum of positive squares in only one way, i.e., 55352443441 + 14680957225 = 235271^2 + 121165^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17508350165 + ... + 17508350168.

Almost surely, 2^70033400666 is an apocalyptic number.

70033400666 is a deficient number, since it is larger than the sum of its proper divisors (35016700336).

70033400666 is a wasteful number, since it uses less digits than its factorization.

70033400666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35016700335.

The product of its (nonzero) digits is 54432, while the sum is 35.

The spelling of 70033400666 in words is "seventy billion, thirty-three million, four hundred thousand, six hundred sixty-six".