140234001010402 has 8 divisors (see below), whose sum is σ = 226531847786076. Its totient is φ = 64723385081712.

The previous prime is 140234001010391. The next prime is 140234001010421. The reversal of 140234001010402 is 204010100432041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 139542976234561 + 691024775841 = 11812831^2 + 831279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2696807711713 + ... + 2696807711764.

Almost surely, 2^{140234001010402} is an apocalyptic number.

140234001010402 is a deficient number, since it is larger than the sum of its proper divisors (86297846775674).

140234001010402 is a wasteful number, since it uses less digits than its factorization.

140234001010402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5393615423492.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 140234001010402 its reverse (204010100432041), we get a palindrome (344244101442443).

The spelling of 140234001010402 in words is "one hundred forty trillion, two hundred thirty-four billion, one million, ten thousand, four hundred two".