1656160561294 has 4 divisors (see below), whose sum is σ = 2484240841944. Its totient is φ = 828080280646.

The previous prime is 1656160561291. The next prime is 1656160561331. The reversal of 1656160561294 is 4921650616561.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1656160561291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414040140322 + ... + 414040140325.

It is an arithmetic number, because the mean of its divisors is an integer number (621060210486).

Almost surely, 2^{1656160561294} is an apocalyptic number.

1656160561294 is a deficient number, since it is larger than the sum of its proper divisors (828080280650).

1656160561294 is an equidigital number, since it uses as much as digits as its factorization.

1656160561294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828080280649.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 1656160561294 in words is "one trillion, six hundred fifty-six billion, one hundred sixty million, five hundred sixty-one thousand, two hundred ninety-four".