240168394419 has 24 divisors (see below), whose sum is σ = 329216050800. Its totient is φ = 155736203904.

The previous prime is 240168394399. The next prime is 240168394441. The reversal of 240168394419 is 914493861042.

It is not a de Polignac number, because 240168394419 - 2⁸ = 240168394163 is a prime.

It is a super-2 number, since 2×240168394419² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240168394919) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16967157 + ... + 16981305.

It is an arithmetic number, because the mean of its divisors is an integer number (13717335450).

Almost surely, 2^240168394419 is an apocalyptic number.

240168394419 is a deficient number, since it is larger than the sum of its proper divisors (89047656381).

240168394419 is a wasteful number, since it uses less digits than its factorization.

240168394419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18359 (or 18322 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 240168394419 in words is "two hundred forty billion, one hundred sixty-eight million, three hundred ninety-four thousand, four hundred nineteen".