140440034000402 has 16 divisors (see below), whose sum is σ = 213045276617880. Its totient is φ = 69426393988608.

The previous prime is 140440034000341. The next prime is 140440034000419. The reversal of 140440034000402 is 204000430044041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 137375535174361 + 3064498826041 = 11720731^2 + 1750571^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362854577 + ... + 363241412.

Almost surely, 2^{140440034000402} is an apocalyptic number.

140440034000402 is a deficient number, since it is larger than the sum of its proper divisors (72605242617478).

140440034000402 is an equidigital number, since it uses as much as digits as its factorization.

140440034000402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726097085.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 140440034000402 its reverse (204000430044041), we get a palindrome (344440464044443).

The spelling of 140440034000402 in words is "one hundred forty trillion, four hundred forty billion, thirty-four million, four hundred two", and thus it is an aban number.