140400044101169 has 2 divisors, whose sum is σ = 140400044101170. Its totient is φ = 140400044101168.

The previous prime is 140400044101069. The next prime is 140400044101231. The reversal of 140400044101169 is 961101440004041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96432694600225 + 43967349500944 = 9820015^2 + 6630788^2 .

It is a cyclic number.

It is not a de Polignac number, because 140400044101169 - 2⁸ = 140400044100913 is a prime.

It is a super-2 number, since 2×140400044101169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140400044101069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70200022050584 + 70200022050585.

It is an arithmetic number, because the mean of its divisors is an integer number (70200022050585).

Almost surely, 2^{140400044101169} is an apocalyptic number.

It is an amenable number.

140400044101169 is a deficient number, since it is larger than the sum of its proper divisors (1).

140400044101169 is an equidigital number, since it uses as much as digits as its factorization.

140400044101169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 140400044101169 in words is "one hundred forty trillion, four hundred billion, forty-four million, one hundred one thousand, one hundred sixty-nine".