140673231155 has 8 divisors (see below), whose sum is σ = 171327398352. Its totient is φ = 110858904288.

The previous prime is 140673231151. The next prime is 140673231157. The reversal of 140673231155 is 551132376041.

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 not a de Polignac number, because 140673231155 - 2² = 140673231151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140673231151) 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, 209959712 + ... + 209960381.

It is an arithmetic number, because the mean of its divisors is an integer number (21415924794).

Almost surely, 2^140673231155 is an apocalyptic number.

140673231155 is a deficient number, since it is larger than the sum of its proper divisors (30654167197).

140673231155 is an equidigital number, since it uses as much as digits as its factorization.

140673231155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419920165.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 140673231155 in words is "one hundred forty billion, six hundred seventy-three million, two hundred thirty-one thousand, one hundred fifty-five".