140536560 has 40 divisors (see below), whose sum is σ = 435664080. Its totient is φ = 37476352.

The previous prime is 140536553. The next prime is 140536573. The reversal of 140536560 is 65635041.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292545 + ... + 293024.

It is an arithmetic number, because the mean of its divisors is an integer number (10891602).

Almost surely, 2^140536560 is an apocalyptic number.

140536560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140536560 is an abundant number, since it is smaller than the sum of its proper divisors (295127520).

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

140536560 is a wasteful number, since it uses less digits than its factorization.

140536560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585585 (or 585579 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 140536560 is about 11854.8116813385. The cubic root of 140536560 is about 519.9119180196.

The spelling of 140536560 in words is "one hundred forty million, five hundred thirty-six thousand, five hundred sixty".