133966670751 has 6 divisors (see below), whose sum is σ = 193507413320. Its totient is φ = 89311113828.

The previous prime is 133966670743. The next prime is 133966670813. The reversal of 133966670751 is 157076669331.

It is not a de Polignac number, because 133966670751 - 2³ = 133966670743 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 (133966670051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7442592811 + ... + 7442592828.

Almost surely, 2^133966670751 is an apocalyptic number.

133966670751 is a deficient number, since it is larger than the sum of its proper divisors (59540742569).

133966670751 is a wasteful number, since it uses less digits than its factorization.

133966670751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14885185645 (or 14885185642 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 133966670751 in words is "one hundred thirty-three billion, nine hundred sixty-six million, six hundred seventy thousand, seven hundred fifty-one".