140016527641 has 4 divisors (see below), whose sum is σ = 140019101392. Its totient is φ = 140013953892.

The previous prime is 140016527639. The next prime is 140016527647. The reversal of 140016527641 is 146725610041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 146725610041 = 1949 ⋅75282509.

It is a cyclic number.

It is not a de Polignac number, because 140016527641 - 2¹ = 140016527639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140016527641.

It is not an unprimeable number, because it can be changed into a prime (140016527647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1203471 + ... + 1314676.

It is an arithmetic number, because the mean of its divisors is an integer number (35004775348).

Almost surely, 2^140016527641 is an apocalyptic number.

It is an amenable number.

140016527641 is a deficient number, since it is larger than the sum of its proper divisors (2573751).

140016527641 is an equidigital number, since it uses as much as digits as its factorization.

140016527641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2573750.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 140016527641 in words is "one hundred forty billion, sixteen million, five hundred twenty-seven thousand, six hundred forty-one".