140146422774 has 16 divisors (see below), whose sum is σ = 296780660208. Its totient is φ = 43967505152.

The previous prime is 140146422763. The next prime is 140146422827. The reversal of 140146422774 is 477224641041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686992167 + ... + 686992370.

It is an arithmetic number, because the mean of its divisors is an integer number (18548791263).

Almost surely, 2^140146422774 is an apocalyptic number.

140146422774 is an abundant number, since it is smaller than the sum of its proper divisors (156634237434).

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

140146422774 is a wasteful number, since it uses less digits than its factorization.

140146422774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373984559.

The product of its (nonzero) digits is 301056, while the sum is 42.

The spelling of 140146422774 in words is "one hundred forty billion, one hundred forty-six million, four hundred twenty-two thousand, seven hundred seventy-four".