140405131335154 has 16 divisors (see below), whose sum is σ = 245235916726848. Its totient is φ = 59038276248432.

The previous prime is 140405131335121. The next prime is 140405131335163. The reversal of 140405131335154 is 451533131504041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94612621452 + ... + 94612622935.

It is an arithmetic number, because the mean of its divisors is an integer number (15327244795428).

Almost surely, 2^{140405131335154} is an apocalyptic number.

140405131335154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140405131335154 is a deficient number, since it is larger than the sum of its proper divisors (104830785391694).

140405131335154 is a wasteful number, since it uses less digits than its factorization.

140405131335154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189225244449.

The product of its (nonzero) digits is 216000, while the sum is 40.

Adding to 140405131335154 its reverse (451533131504041), we get a palindrome (591938262839195).

The spelling of 140405131335154 in words is "one hundred forty trillion, four hundred five billion, one hundred thirty-one million, three hundred thirty-five thousand, one hundred fifty-four".