140404242105244 has 48 divisors (see below), whose sum is σ = 280408808675520. Its totient is φ = 61041373263360.

The previous prime is 140404242105227. The next prime is 140404242105251. The reversal of 140404242105244 is 442501242404041.

It is a super-2 number, since 2×140404242105244² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1135380384 + ... + 1135504039.

It is an arithmetic number, because the mean of its divisors is an integer number (5841850180740).

Almost surely, 2^{140404242105244} is an apocalyptic number.

It is an amenable number.

140404242105244 is a deficient number, since it is larger than the sum of its proper divisors (140004566570276).

140404242105244 is a wasteful number, since it uses less digits than its factorization.

140404242105244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270884510 (or 2270884508 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 37.

Adding to 140404242105244 its reverse (442501242404041), we get a palindrome (582905484509285).

The spelling of 140404242105244 in words is "one hundred forty trillion, four hundred four billion, two hundred forty-two million, one hundred five thousand, two hundred forty-four".