1400042120004 has 96 divisors (see below), whose sum is σ = 4024628657280. Its totient is φ = 417300163200.

The previous prime is 1400042120003. The next prime is 1400042120033. The reversal of 1400042120004 is 4000212400041.

1400042120004 is a `hidden beast` number, since 1 + 40 + 0 + 0 + 421 + 200 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1400042120003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9587259 + ... + 9732194.

It is an arithmetic number, because the mean of its divisors is an integer number (41923215180).

Almost surely, 2^{1400042120004} is an apocalyptic number.

It is an amenable number.

1400042120004 is an abundant number, since it is smaller than the sum of its proper divisors (2624586537276).

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

1400042120004 is a wasteful number, since it uses less digits than its factorization.

1400042120004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19319538 (or 19319530 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1400042120004 its reverse (4000212400041), we get a palindrome (5400254520045).

The spelling of 1400042120004 in words is "one trillion, four hundred billion, forty-two million, one hundred twenty thousand, four".