140642625307 has 2 divisors, whose sum is σ = 140642625308. Its totient is φ = 140642625306.

The previous prime is 140642625229. The next prime is 140642625317. The reversal of 140642625307 is 703526246041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140642625307 - 2²⁷ = 140508407579 is a prime.

It is a super-3 number, since 3×140642625307³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140642625307.

It is not a weakly prime, because it can be changed into another prime (140642625317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70321312653 + 70321312654.

It is an arithmetic number, because the mean of its divisors is an integer number (70321312654).

Almost surely, 2^140642625307 is an apocalyptic number.

140642625307 is a deficient number, since it is larger than the sum of its proper divisors (1).

140642625307 is an equidigital number, since it uses as much as digits as its factorization.

140642625307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 140642625307 in words is "one hundred forty billion, six hundred forty-two million, six hundred twenty-five thousand, three hundred seven".