140509201532 has 12 divisors (see below), whose sum is σ = 281018403120. Its totient is φ = 60218229216.

The previous prime is 140509201523. The next prime is 140509201571. The reversal of 140509201532 is 235102905041.

140509201532 is an admirable number.

It is a super-2 number, since 2×140509201532² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2509092857 + ... + 2509092912.

It is an arithmetic number, because the mean of its divisors is an integer number (23418200260).

Almost surely, 2^140509201532 is an apocalyptic number.

It is an amenable number.

140509201532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140509201532 is a wasteful number, since it uses less digits than its factorization.

140509201532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5018185780 (or 5018185778 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 140509201532 in words is "one hundred forty billion, five hundred nine million, two hundred one thousand, five hundred thirty-two".