1402434042140 has 24 divisors (see below), whose sum is σ = 2945137755840. Its totient is φ = 560968613568.

The previous prime is 1402434042103. The next prime is 1402434042169. The reversal of 1402434042140 is 412404342041.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2688146 + ... + 3167174.

It is an arithmetic number, because the mean of its divisors is an integer number (122714073160).

Almost surely, 2^{1402434042140} is an apocalyptic number.

1402434042140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1402434042140 is an abundant number, since it is smaller than the sum of its proper divisors (1542703713700).

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

1402434042140 is a wasteful number, since it uses less digits than its factorization.

1402434042140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625421 (or 625419 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1402434042140 its reverse (412404342041), we get a palindrome (1814838384181).

The spelling of 1402434042140 in words is "one trillion, four hundred two billion, four hundred thirty-four million, forty-two thousand, one hundred forty".