140987409155 has 16 divisors (see below), whose sum is σ = 169563309984. Its totient is φ = 112537877760.

The previous prime is 140987409097. The next prime is 140987409263. The reversal of 140987409155 is 551904789041.

It is not a de Polignac number, because 140987409155 - 2⁸ = 140987408899 is a prime.

It is a super-3 number, since 3×140987409155³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140987409097 and 140987409106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5333120 + ... + 5359490.

It is an arithmetic number, because the mean of its divisors is an integer number (10597706874).

Almost surely, 2^140987409155 is an apocalyptic number.

140987409155 is a deficient number, since it is larger than the sum of its proper divisors (28575900829).

140987409155 is a wasteful number, since it uses less digits than its factorization.

140987409155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28726.

The product of its (nonzero) digits is 1814400, while the sum is 53.

The spelling of 140987409155 in words is "one hundred forty billion, nine hundred eighty-seven million, four hundred nine thousand, one hundred fifty-five".