140655556210660 has 12 divisors (see below), whose sum is σ = 295376668042428. Its totient is φ = 56262222484256.

The previous prime is 140655556210627. The next prime is 140655556210667. The reversal of 140655556210660 is 66012655556041.

It can be written as a sum of positive squares in 2 ways, for example, as 76564740016384 + 64090816194276 = 8750128^2 + 8005674^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140655556210598 and 140655556210607.

It is not an unprimeable number, because it can be changed into a prime (140655556210667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3516388905247 + ... + 3516388905286.

It is an arithmetic number, because the mean of its divisors is an integer number (24614722336869).

Almost surely, 2^{140655556210660} is an apocalyptic number.

140655556210660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140655556210660 is an abundant number, since it is smaller than the sum of its proper divisors (154721111831768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140655556210660 is a wasteful number, since it uses less digits than its factorization.

140655556210660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7032777810542 (or 7032777810540 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 52.

The spelling of 140655556210660 in words is "one hundred forty trillion, six hundred fifty-five billion, five hundred fifty-six million, two hundred ten thousand, six hundred sixty".