6142540255656 has 64 divisors (see below), whose sum is σ = 17978166622080. Its totient is φ = 1712206341120.

The previous prime is 6142540255609. The next prime is 6142540255741. The reversal of 6142540255656 is 6565520452416.

It is a junction number, because it is equal to n+sod(n) for n = 6142540255599 and 6142540255608.

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, 445880181 + ... + 445893956.

It is an arithmetic number, because the mean of its divisors is an integer number (280908853470).

Almost surely, 2^{6142540255656} is an apocalyptic number.

It is an amenable number.

6142540255656 is an abundant number, since it is smaller than the sum of its proper divisors (11835626366424).

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

6142540255656 is a wasteful number, since it uses less digits than its factorization.

6142540255656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891774194 (or 891774190 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 51.

The spelling of 6142540255656 in words is "six trillion, one hundred forty-two billion, five hundred forty million, two hundred fifty-five thousand, six hundred fifty-six".