1656275160147 has 32 divisors (see below), whose sum is σ = 2263138053120. Its totient is φ = 1077132349440.

The previous prime is 1656275160143. The next prime is 1656275160173. The reversal of 1656275160147 is 7410615726561.

It is not a de Polignac number, because 1656275160147 - 2² = 1656275160143 is a prime.

It is a super-2 number, since 2×1656275160147² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1656275160147.

It is not an unprimeable number, because it can be changed into a prime (1656275160143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108111354 + ... + 108126672.

It is an arithmetic number, because the mean of its divisors is an integer number (70723064160).

Almost surely, 2^{1656275160147} is an apocalyptic number.

1656275160147 is a deficient number, since it is larger than the sum of its proper divisors (606862892973).

1656275160147 is a wasteful number, since it uses less digits than its factorization.

1656275160147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20723.

The product of its (nonzero) digits is 2116800, while the sum is 51.

The spelling of 1656275160147 in words is "one trillion, six hundred fifty-six billion, two hundred seventy-five million, one hundred sixty thousand, one hundred forty-seven".