133771044939 has 32 divisors (see below), whose sum is σ = 209384226816. Its totient is φ = 74362769280.

The previous prime is 133771044931. The next prime is 133771044959. The reversal of 133771044939 is 939440177331.

It is not a de Polignac number, because 133771044939 - 2³ = 133771044931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133771044891 and 133771044900.

It is not an unprimeable number, because it can be changed into a prime (133771044931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7510134 + ... + 7527924.

It is an arithmetic number, because the mean of its divisors is an integer number (6543257088).

Almost surely, 2^133771044939 is an apocalyptic number.

133771044939 is a deficient number, since it is larger than the sum of its proper divisors (75613181877).

133771044939 is a wasteful number, since it uses less digits than its factorization.

133771044939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27515.

The product of its (nonzero) digits is 1714608, while the sum is 51.

The spelling of 133771044939 in words is "one hundred thirty-three billion, seven hundred seventy-one million, forty-four thousand, nine hundred thirty-nine".