140035166442 has 32 divisors (see below), whose sum is σ = 327567643200. Its totient is φ = 44221631184.

The previous prime is 140035166429. The next prime is 140035166471. The reversal of 140035166442 is 244661530041.

140035166442 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 3 + 5 + 1 + 6 + 644 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 140035166397 and 140035166406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68242233 + ... + 68244284.

It is an arithmetic number, because the mean of its divisors is an integer number (10236488850).

Almost surely, 2^140035166442 is an apocalyptic number.

140035166442 is an abundant number, since it is smaller than the sum of its proper divisors (187532476758).

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

140035166442 is a wasteful number, since it uses less digits than its factorization.

140035166442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136486547 (or 136486541 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 140035166442 its reverse (244661530041), we get a palindrome (384696696483).

The spelling of 140035166442 in words is "one hundred forty billion, thirty-five million, one hundred sixty-six thousand, four hundred forty-two".