1406281818342 has 128 divisors (see below), whose sum is σ = 3008393809920. Its totient is φ = 437255470080.

The previous prime is 1406281818301. The next prime is 1406281818353. The reversal of 1406281818342 is 2438181826041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1406281818291 and 1406281818300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1603513608 + ... + 1603514484.

It is an arithmetic number, because the mean of its divisors is an integer number (23503076640).

Almost surely, 2^{1406281818342} is an apocalyptic number.

1406281818342 is an abundant number, since it is smaller than the sum of its proper divisors (1602111991578).

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

1406281818342 is a wasteful number, since it uses less digits than its factorization.

1406281818342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038.

The product of its (nonzero) digits is 589824, while the sum is 48.

The spelling of 1406281818342 in words is "one trillion, four hundred six billion, two hundred eighty-one million, eight hundred eighteen thousand, three hundred forty-two".