141887788691 has 32 divisors (see below), whose sum is σ = 157374311616. Its totient is φ = 126853120000.

The previous prime is 141887788673. The next prime is 141887788729. The reversal of 141887788691 is 196887788141.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 141887788691 - 2²² = 141883594387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141887788661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186448751 + ... + 186449511.

It is an arithmetic number, because the mean of its divisors is an integer number (4917947238).

Almost surely, 2^141887788691 is an apocalyptic number.

141887788691 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

141887788691 is a deficient number, since it is larger than the sum of its proper divisors (15486522925).

141887788691 is a wasteful number, since it uses less digits than its factorization.

141887788691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its digits is 43352064, while the sum is 68.

The spelling of 141887788691 in words is "one hundred forty-one billion, eight hundred eighty-seven million, seven hundred eighty-eight thousand, six hundred ninety-one".