409981974335 has 16 divisors (see below), whose sum is σ = 495155439072. Its totient is φ = 325867900800.

The previous prime is 409981974323. The next prime is 409981974343. The reversal of 409981974335 is 533479189904.

It is not a de Polignac number, because 409981974335 - 2⁶ = 409981974271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16646180 + ... + 16670790.

It is an arithmetic number, because the mean of its divisors is an integer number (30947214942).

Almost surely, 2^409981974335 is an apocalyptic number.

409981974335 is a deficient number, since it is larger than the sum of its proper divisors (85173464737).

409981974335 is a wasteful number, since it uses less digits than its factorization.

409981974335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45994.

The product of its (nonzero) digits is 29393280, while the sum is 62.

The spelling of 409981974335 in words is "four hundred nine billion, nine hundred eighty-one million, nine hundred seventy-four thousand, three hundred thirty-five".