140414441320021 has 16 divisors (see below), whose sum is σ = 154713427659648. Its totient is φ = 126371878776000.

The previous prime is 140414441319953. The next prime is 140414441320039. The reversal of 140414441320021 is 120023144414041.

It is not a de Polignac number, because 140414441320021 - 2²⁵ = 140414407765589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140414441320051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15031786 + ... + 22511851.

It is an arithmetic number, because the mean of its divisors is an integer number (9669589228728).

Almost surely, 2^{140414441320021} is an apocalyptic number.

140414441320021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

140414441320021 is a deficient number, since it is larger than the sum of its proper divisors (14298986339627).

140414441320021 is a wasteful number, since it uses less digits than its factorization.

140414441320021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37547052.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 140414441320021 its reverse (120023144414041), we get a palindrome (260437585734062).

The spelling of 140414441320021 in words is "one hundred forty trillion, four hundred fourteen billion, four hundred forty-one million, three hundred twenty thousand, twenty-one".