140203642016 has 24 divisors (see below), whose sum is σ = 276188682420. Its totient is φ = 70060484608.

The previous prime is 140203641989. The next prime is 140203642027. The reversal of 140203642016 is 610246302041.

It can be written as a sum of positive squares in 2 ways, for example, as 135821731600 + 4381910416 = 368540^2 + 66196^2 .

It is a super-2 number, since 2×140203642016² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140203642016.

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, 1236611 + ... + 1345218.

Almost surely, 2^140203642016 is an apocalyptic number.

140203642016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140203642016 is a deficient number, since it is larger than the sum of its proper divisors (135985040404).

140203642016 is a wasteful number, since it uses less digits than its factorization.

140203642016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583536 (or 2583528 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 140203642016 its reverse (610246302041), we get a palindrome (750449944057).

The spelling of 140203642016 in words is "one hundred forty billion, two hundred three million, six hundred forty-two thousand, sixteen".