404419198971 has 16 divisors (see below), whose sum is σ = 546758395040. Its totient is φ = 265848376320.

The previous prime is 404419198933. The next prime is 404419198979. The reversal of 404419198971 is 179891914404.

It is not a de Polignac number, because 404419198971 - 2²² = 404415004667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404419198979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 580431 + ... + 1070391.

It is an arithmetic number, because the mean of its divisors is an integer number (34172399690).

Almost surely, 2^404419198971 is an apocalyptic number.

404419198971 is a deficient number, since it is larger than the sum of its proper divisors (142339196069).

404419198971 is a wasteful number, since it uses less digits than its factorization.

404419198971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493806.

The product of its (nonzero) digits is 2612736, while the sum is 57.

The spelling of 404419198971 in words is "four hundred four billion, four hundred nineteen million, one hundred ninety-eight thousand, nine hundred seventy-one".