133629372863978 has 16 divisors (see below), whose sum is σ = 205143315470016. Its totient is φ = 65248839925920.

The previous prime is 133629372863953. The next prime is 133629372863983. The reversal of 133629372863978 is 879368273926331.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133629372863899 and 133629372863908.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142584851 + ... + 143518982.

It is an arithmetic number, because the mean of its divisors is an integer number (12821457216876).

Almost surely, 2^{133629372863978} is an apocalyptic number.

133629372863978 is a deficient number, since it is larger than the sum of its proper divisors (71513942606038).

133629372863978 is a wasteful number, since it uses less digits than its factorization.

133629372863978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286109309.

The product of its digits is 2962842624, while the sum is 77.

The spelling of 133629372863978 in words is "one hundred thirty-three trillion, six hundred twenty-nine billion, three hundred seventy-two million, eight hundred sixty-three thousand, nine hundred seventy-eight".