140536621927 has 8 divisors (see below), whose sum is σ = 156229297280. Its totient is φ = 125541398880.

The previous prime is 140536621913. The next prime is 140536621949. The reversal of 140536621927 is 729126635041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140536621927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140536621327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174362652 + ... + 174363457.

It is an arithmetic number, because the mean of its divisors is an integer number (19528662160).

Almost surely, 2^140536621927 is an apocalyptic number.

140536621927 is a deficient number, since it is larger than the sum of its proper divisors (15692675353).

140536621927 is a wasteful number, since it uses less digits than its factorization.

140536621927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348726153.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 140536621927 in words is "one hundred forty billion, five hundred thirty-six million, six hundred twenty-one thousand, nine hundred twenty-seven".