140422214009978 has 8 divisors (see below), whose sum is σ = 210646705653972. Its totient is φ = 70206645458656.

The previous prime is 140422214009969. The next prime is 140422214009983. The reversal of 140422214009978 is 879900412224041.

140422214009978 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 106560137903209 + 33862076106769 = 10322797^2 + 5819113^2 .

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, 2230733825 + ... + 2230796772.

Almost surely, 2^{140422214009978} is an apocalyptic number.

140422214009978 is a deficient number, since it is larger than the sum of its proper divisors (70224491643994).

140422214009978 is a wasteful number, since it uses less digits than its factorization.

140422214009978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4461546336.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 140422214009978 in words is "one hundred forty trillion, four hundred twenty-two billion, two hundred fourteen million, nine thousand, nine hundred seventy-eight".