1082256437661 has 16 divisors (see below), whose sum is σ = 1659270173184. Its totient is φ = 614638185264.

The previous prime is 1082256437627. The next prime is 1082256437663. The reversal of 1082256437661 is 1667346522801.

It is not a de Polignac number, because 1082256437661 - 2⁷ = 1082256437533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1082256437663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158082531 + ... + 158089376.

It is an arithmetic number, because the mean of its divisors is an integer number (103704385824).

Almost surely, 2^{1082256437661} is an apocalyptic number.

It is an amenable number.

1082256437661 is a deficient number, since it is larger than the sum of its proper divisors (577013735523).

1082256437661 is a wasteful number, since it uses less digits than its factorization.

1082256437661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316172080.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 1082256437661 in words is "one trillion, eighty-two billion, two hundred fifty-six million, four hundred thirty-seven thousand, six hundred sixty-one".