140304635488525 has 12 divisors (see below), whose sum is σ = 173980537286292. Its totient is φ = 112241908855040.

The previous prime is 140304635488513. The next prime is 140304635488553. The reversal of 140304635488525 is 525884536403041.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 16811156219881 + 123493479268644 = 4100141^2 + 11112762^2 .

It is not a de Polignac number, because 140304635488525 - 2¹⁹ = 140304634964237 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 140304635488525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43396762 + ... + 46517611.

It is an arithmetic number, because the mean of its divisors is an integer number (14498378107191).

Almost surely, 2^{140304635488525} is an apocalyptic number.

It is an amenable number.

140304635488525 is a deficient number, since it is larger than the sum of its proper divisors (33675901797767).

140304635488525 is an equidigital number, since it uses as much as digits as its factorization.

140304635488525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89976800 (or 89976795 counting only the distinct ones).

The product of its (nonzero) digits is 55296000, while the sum is 58.

The spelling of 140304635488525 in words is "one hundred forty trillion, three hundred four billion, six hundred thirty-five million, four hundred eighty-eight thousand, five hundred twenty-five".