404146019997 has 80 divisors (see below), whose sum is σ = 628096634880. Its totient is φ = 258698188800.

The previous prime is 404146019971. The next prime is 404146020119. The reversal of 404146019997 is 799910641404.

404146019997 is a `hidden beast` number, since 4 + 0 + 4 + 1 + 460 + 1 + 99 + 97 = 666.

It is not a de Polignac number, because 404146019997 - 2¹⁵ = 404145987229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404146019297) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 232133547 + ... + 232135287.

It is an arithmetic number, because the mean of its divisors is an integer number (7851207936).

Almost surely, 2^404146019997 is an apocalyptic number.

It is an amenable number.

404146019997 is a deficient number, since it is larger than the sum of its proper divisors (223950614883).

404146019997 is a wasteful number, since it uses less digits than its factorization.

404146019997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456 (or 2447 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 404146019997 in words is "four hundred four billion, one hundred forty-six million, nineteen thousand, nine hundred ninety-seven".