133712270078 has 4 divisors (see below), whose sum is σ = 200568405120. Its totient is φ = 66856135038.

The previous prime is 133712270017. The next prime is 133712270089. The reversal of 133712270078 is 870072217331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 870072217331 = 108961 ⋅7985171.

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, 33428067518 + ... + 33428067521.

It is an arithmetic number, because the mean of its divisors is an integer number (50142101280).

Almost surely, 2^133712270078 is an apocalyptic number.

133712270078 is a deficient number, since it is larger than the sum of its proper divisors (66856135042).

133712270078 is an equidigital number, since it uses as much as digits as its factorization.

133712270078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66856135041.

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 133712270078 in words is "one hundred thirty-three billion, seven hundred twelve million, two hundred seventy thousand, seventy-eight".