409909090142 has 8 divisors (see below), whose sum is σ = 641596836816. Its totient is φ = 196043477872.

The previous prime is 409909090133. The next prime is 409909090153. The reversal of 409909090142 is 241090909904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4455533543 + ... + 4455533634.

It is an arithmetic number, because the mean of its divisors is an integer number (80199604602).

Almost surely, 2^409909090142 is an apocalyptic number.

409909090142 is a deficient number, since it is larger than the sum of its proper divisors (231687746674).

409909090142 is a wasteful number, since it uses less digits than its factorization.

409909090142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8911067202.

The product of its (nonzero) digits is 209952, while the sum is 47.

The spelling of 409909090142 in words is "four hundred nine billion, nine hundred nine million, ninety thousand, one hundred forty-two".