133771400042 has 64 divisors (see below), whose sum is σ = 238291200000. Its totient is φ = 55106799552.

The previous prime is 133771400041. The next prime is 133771400053. The reversal of 133771400042 is 240004177331.

It is a junction number, because it is equal to n+sod(n) for n = 133771399981 and 133771400008.

It is not an unprimeable number, because it can be changed into a prime (133771400041) 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, 159441059 + ... + 159441897.

It is an arithmetic number, because the mean of its divisors is an integer number (3723300000).

Almost surely, 2^133771400042 is an apocalyptic number.

133771400042 is a deficient number, since it is larger than the sum of its proper divisors (104519799958).

133771400042 is a wasteful number, since it uses less digits than its factorization.

133771400042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163.

The product of its (nonzero) digits is 14112, while the sum is 32.

Adding to 133771400042 its reverse (240004177331), we get a palindrome (373775577373).

The spelling of 133771400042 in words is "one hundred thirty-three billion, seven hundred seventy-one million, four hundred thousand, forty-two".