133104054420 has 144 divisors (see below), whose sum is σ = 442240540560. Its totient is φ = 32254537728.

The previous prime is 133104054401. The next prime is 133104054427. The reversal of 133104054420 is 24450401331.

It is a happy number.

133104054420 is a `hidden beast` number, since 13 + 3 + 104 + 0 + 544 + 2 + 0 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 4792515984 + 128311538436 = 69228^2 + 358206^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133104054427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 661227 + ... + 838706.

It is an arithmetic number, because the mean of its divisors is an integer number (3071114865).

Almost surely, 2^133104054420 is an apocalyptic number.

133104054420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133104054420 is an abundant number, since it is smaller than the sum of its proper divisors (309136486140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133104054420 is a wasteful number, since it uses less digits than its factorization.

133104054420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499994 (or 1499989 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 133104054420 its reverse (24450401331), we get a palindrome (157554455751).

The spelling of 133104054420 in words is "one hundred thirty-three billion, one hundred four million, fifty-four thousand, four hundred twenty".