134404412440 has 32 divisors (see below), whose sum is σ = 302880296880. Its totient is φ = 53678143872.

The previous prime is 134404412437. The next prime is 134404412501. The reversal of 134404412440 is 44214404431.

It is a congruent number.

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, 2587119 + ... + 2638558.

Almost surely, 2^134404412440 is an apocalyptic number.

134404412440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134404412440 is an abundant number, since it is smaller than the sum of its proper divisors (168475884440).

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

134404412440 is a wasteful number, since it uses less digits than its factorization.

134404412440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5226331 (or 5226327 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 134404412440 its reverse (44214404431), we get a palindrome (178618816871).

The spelling of 134404412440 in words is "one hundred thirty-four billion, four hundred four million, four hundred twelve thousand, four hundred forty".