140012650015 has 16 divisors (see below), whose sum is σ = 194883282432. Its totient is φ = 94575707424.

The previous prime is 140012650009. The next prime is 140012650031. The reversal of 140012650015 is 510056210041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 140012650015 - 2¹⁵ = 140012617247 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 29851099 + ... + 29855788.

It is an arithmetic number, because the mean of its divisors is an integer number (12180205152).

Almost surely, 2^140012650015 is an apocalyptic number.

140012650015 is a deficient number, since it is larger than the sum of its proper divisors (54870632417).

140012650015 is an equidigital number, since it uses as much as digits as its factorization.

140012650015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59706966.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 140012650015 its reverse (510056210041), we get a palindrome (650068860056).

The spelling of 140012650015 in words is "one hundred forty billion, twelve million, six hundred fifty thousand, fifteen".