140155055551011 has 4 divisors (see below), whose sum is σ = 186873407401352. Its totient is φ = 93436703700672.

The previous prime is 140155055551001. The next prime is 140155055551013. The reversal of 140155055551011 is 110155550551041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140155055551011 - 2⁷ = 140155055550883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140155055551013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23359175925166 + ... + 23359175925171.

It is an arithmetic number, because the mean of its divisors is an integer number (46718351850338).

Almost surely, 2^{140155055551011} is an apocalyptic number.

140155055551011 is a deficient number, since it is larger than the sum of its proper divisors (46718351850341).

140155055551011 is an equidigital number, since it uses as much as digits as its factorization.

140155055551011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46718351850340.

The product of its (nonzero) digits is 62500, while the sum is 39.

The spelling of 140155055551011 in words is "one hundred forty trillion, one hundred fifty-five billion, fifty-five million, five hundred fifty-one thousand, eleven".