140534363808240 has 80 divisors (see below), whose sum is σ = 437351689584288. Its totient is φ = 37330009980928.

The previous prime is 140534363808217. The next prime is 140534363808259. The reversal of 140534363808240 is 42808363435041.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1139159817 + ... + 1139283176.

Almost surely, 2^{140534363808240} is an apocalyptic number.

140534363808240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140534363808240 is an abundant number, since it is smaller than the sum of its proper divisors (296817325776048).

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

140534363808240 is a wasteful number, since it uses less digits than its factorization.

140534363808240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278443266 (or 2278443260 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 51.

The spelling of 140534363808240 in words is "one hundred forty trillion, five hundred thirty-four billion, three hundred sixty-three million, eight hundred eight thousand, two hundred forty".