140692823040 has 704 divisors, whose sum is σ = 573198778368. Its totient is φ = 28601548800.

The previous prime is 140692823039. The next prime is 140692823041. The reversal of 140692823040 is 40328296041.

It is an interprime number because it is at equal distance from previous prime (140692823039) and next prime (140692823041).

It is a tau number, because it is divible by the number of its divisors (704).

It is a self number, because there is not a number n which added to its sum of digits gives 140692823040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140692823041) 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, 55586575 + ... + 55589105.

Almost surely, 2^140692823040 is an apocalyptic number.

140692823040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140692823040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286599389184).

140692823040 is an abundant number, since it is smaller than the sum of its proper divisors (432505955328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140692823040 is a wasteful number, since it uses less digits than its factorization.

140692823040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624 (or 2606 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 140692823040 in words is "one hundred forty billion, six hundred ninety-two million, eight hundred twenty-three thousand, forty".