140364644506 has 32 divisors (see below), whose sum is σ = 220019846400. Its totient is φ = 67109179200.

The previous prime is 140364644503. The next prime is 140364644521. The reversal of 140364644506 is 605446463041.

It is not an unprimeable number, because it can be changed into a prime (140364644503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772221 + ... + 936511.

It is an arithmetic number, because the mean of its divisors is an integer number (6875620200).

Almost surely, 2^140364644506 is an apocalyptic number.

140364644506 is a deficient number, since it is larger than the sum of its proper divisors (79655201894).

140364644506 is a wasteful number, since it uses less digits than its factorization.

140364644506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164550.

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 140364644506 in words is "one hundred forty billion, three hundred sixty-four million, six hundred forty-four thousand, five hundred six".