140688752765 has 24 divisors (see below), whose sum is σ = 185603260920. Its totient is φ = 102300549120.

The previous prime is 140688752741. The next prime is 140688752801. The reversal of 140688752765 is 567257886041.

It can be written as a sum of positive squares in 4 ways, for example, as 13498276 + 140675254489 = 3674^2 + 375067^2 .

It is not a de Polignac number, because 140688752765 - 2¹⁰ = 140688751741 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3932237 + ... + 3967853.

It is an arithmetic number, because the mean of its divisors is an integer number (7733469205).

Almost surely, 2^140688752765 is an apocalyptic number.

It is an amenable number.

140688752765 is a deficient number, since it is larger than the sum of its proper divisors (44914508155).

140688752765 is a wasteful number, since it uses less digits than its factorization.

140688752765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42173 (or 42162 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 59.

The spelling of 140688752765 in words is "one hundred forty billion, six hundred eighty-eight million, seven hundred fifty-two thousand, seven hundred sixty-five".