101404405404 has 36 divisors (see below), whose sum is σ = 261164181096. Its totient is φ = 33163704288.

The previous prime is 101404405397. The next prime is 101404405409. The reversal of 101404405404 is 404504404101.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101404405409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26571574 + ... + 26575389.

It is an arithmetic number, because the mean of its divisors is an integer number (7254560586).

Almost surely, 2^101404405404 is an apocalyptic number.

It is an amenable number.

101404405404 is an abundant number, since it is smaller than the sum of its proper divisors (159759775692).

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

101404405404 is a wasteful number, since it uses less digits than its factorization.

101404405404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53147026 (or 53147021 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 101404405404 its reverse (404504404101), we get a palindrome (505908809505).

The spelling of 101404405404 in words is "one hundred one billion, four hundred four million, four hundred five thousand, four hundred four".