140556668784556 has 192 divisors, whose sum is σ = 280968926515200. Its totient is φ = 61163911581696.

The previous prime is 140556668784473. The next prime is 140556668784559. The reversal of 140556668784556 is 655487866655041.

It is a super-2 number, since 2×140556668784556² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140556668784559) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2012834650 + ... + 2012904478.

It is an arithmetic number, because the mean of its divisors is an integer number (1463379825600).

Almost surely, 2^{140556668784556} is an apocalyptic number.

It is an amenable number.

140556668784556 is a deficient number, since it is larger than the sum of its proper divisors (140412257730644).

140556668784556 is a wasteful number, since it uses less digits than its factorization.

140556668784556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70256 (or 70254 counting only the distinct ones).

The product of its (nonzero) digits is 5806080000, while the sum is 76.

The spelling of 140556668784556 in words is "one hundred forty trillion, five hundred fifty-six billion, six hundred sixty-eight million, seven hundred eighty-four thousand, five hundred fifty-six".