140668340127 has 16 divisors (see below), whose sum is σ = 214716940032. Its totient is φ = 80244964800.

The previous prime is 140668340123. The next prime is 140668340159. The reversal of 140668340127 is 721043866041.

It is not a de Polignac number, because 140668340127 - 2² = 140668340123 is a prime.

It is a super-2 number, since 2×140668340127² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140668340123) 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, 5693374 + ... + 5718027.

It is an arithmetic number, because the mean of its divisors is an integer number (13419808752).

Almost surely, 2^140668340127 is an apocalyptic number.

140668340127 is a deficient number, since it is larger than the sum of its proper divisors (74048599905).

140668340127 is a wasteful number, since it uses less digits than its factorization.

140668340127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11411998.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 140668340127 in words is "one hundred forty billion, six hundred sixty-eight million, three hundred forty thousand, one hundred twenty-seven".