144040004202420 has 144 divisors (see below), whose sum is σ = 453108976127808. Its totient is φ = 38410213582080.

The previous prime is 144040004202403. The next prime is 144040004202443. The reversal of 144040004202420 is 24202400040441.

144040004202420 is a `hidden beast` number, since 14 + 4 + 0 + 400 + 0 + 4 + 2 + 0 + 242 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 692625855 + ... + 692833785.

Almost surely, 2^{144040004202420} is an apocalyptic number.

144040004202420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144040004202420 is an abundant number, since it is smaller than the sum of its proper divisors (309068971925388).

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

144040004202420 is a wasteful number, since it uses less digits than its factorization.

144040004202420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350492 (or 350478 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 144040004202420 its reverse (24202400040441), we get a palindrome (168242404242861).

The spelling of 144040004202420 in words is "one hundred forty-four trillion, forty billion, four million, two hundred two thousand, four hundred twenty".