2409809571955 has 8 divisors (see below), whose sum is σ = 2891793605904. Its totient is φ = 1927832911200.

The previous prime is 2409809571941. The next prime is 2409809572019. The reversal of 2409809571955 is 5591759089042.

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

It is not a de Polignac number, because 2409809571955 - 2⁹ = 2409809571443 is a prime.

It is a Duffinian 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, 1096776 + ... + 2454085.

It is an arithmetic number, because the mean of its divisors is an integer number (361474200738).

Almost surely, 2^{2409809571955} is an apocalyptic number.

2409809571955 is a deficient number, since it is larger than the sum of its proper divisors (481984033949).

2409809571955 is a wasteful number, since it uses less digits than its factorization.

2409809571955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686597.

The product of its (nonzero) digits is 40824000, while the sum is 64.

The spelling of 2409809571955 in words is "two trillion, four hundred nine billion, eight hundred nine million, five hundred seventy-one thousand, nine hundred fifty-five".