133969708046428 has 6 divisors (see below), whose sum is σ = 234446989081256. Its totient is φ = 66984854023212.

The previous prime is 133969708046417. The next prime is 133969708046441. The reversal of 133969708046428 is 824640807969331.

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, 16746213505800 + ... + 16746213505807.

Almost surely, 2^{133969708046428} is an apocalyptic number.

It is an amenable number.

133969708046428 is a deficient number, since it is larger than the sum of its proper divisors (100477281034828).

133969708046428 is a wasteful number, since it uses less digits than its factorization.

133969708046428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33492427011611 (or 33492427011609 counting only the distinct ones).

The product of its (nonzero) digits is 376233984, while the sum is 70.

The spelling of 133969708046428 in words is "one hundred thirty-three trillion, nine hundred sixty-nine billion, seven hundred eight million, forty-six thousand, four hundred twenty-eight".