140251421039 has 16 divisors (see below), whose sum is σ = 146138582688. Its totient is φ = 134477770752.

The previous prime is 140251421027. The next prime is 140251421069. The reversal of 140251421039 is 930124152041.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140251421039 is a prime.

It is a super-2 number, since 2×140251421039² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140251420996 and 140251421014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140251421069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3265784 + ... + 3308450.

It is an arithmetic number, because the mean of its divisors is an integer number (9133661418).

Almost surely, 2^140251421039 is an apocalyptic number.

140251421039 is a deficient number, since it is larger than the sum of its proper divisors (5887161649).

140251421039 is a wasteful number, since it uses less digits than its factorization.

140251421039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43994.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 140251421039 in words is "one hundred forty billion, two hundred fifty-one million, four hundred twenty-one thousand, thirty-nine".