140693299785 has 64 divisors (see below), whose sum is σ = 264665088000. Its totient is φ = 70714710720.

The previous prime is 140693299759. The next prime is 140693299787. The reversal of 140693299785 is 587992396041.

140693299785 is a `hidden beast` number, since 140 + 6 + 9 + 329 + 97 + 85 = 666.

It is not a de Polignac number, because 140693299785 - 2⁵ = 140693299753 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (140693299787) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 346326 + ... + 633504.

It is an arithmetic number, because the mean of its divisors is an integer number (4135392000).

It is a 1-persistent number, because it is pandigital, but 2⋅140693299785 = 281386599570 is not.

Almost surely, 2^140693299785 is an apocalyptic number.

140693299785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140693299785 is a deficient number, since it is larger than the sum of its proper divisors (123971788215).

140693299785 is a wasteful number, since it uses less digits than its factorization.

140693299785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287403 (or 287397 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 63.

The spelling of 140693299785 in words is "one hundred forty billion, six hundred ninety-three million, two hundred ninety-nine thousand, seven hundred eighty-five".