419236209942 has 64 divisors (see below), whose sum is σ = 980171829504. Its totient is φ = 118127651840.

The previous prime is 419236209941. The next prime is 419236209971. The reversal of 419236209942 is 249902632914.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (419236209941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2157783 + ... + 2344034.

It is an arithmetic number, because the mean of its divisors is an integer number (15315184836).

Almost surely, 2^419236209942 is an apocalyptic number.

419236209942 is an abundant number, since it is smaller than the sum of its proper divisors (560935619562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

419236209942 is a wasteful number, since it uses less digits than its factorization.

419236209942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501933.

The product of its (nonzero) digits is 1679616, while the sum is 51.

The spelling of 419236209942 in words is "four hundred nineteen billion, two hundred thirty-six million, two hundred nine thousand, nine hundred forty-two".