1082957236638 has 8 divisors (see below), whose sum is σ = 2165914473288. Its totient is φ = 360985745544.

The previous prime is 1082957236633. The next prime is 1082957236639. The reversal of 1082957236638 is 8366327592801.

It is a sphenic number, since it is the product of 3 distinct primes.

1082957236638 is an admirable number.

It is a super-2 number, since 2×1082957236638² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1082957236631) 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, 90246436381 + ... + 90246436392.

It is an arithmetic number, because the mean of its divisors is an integer number (270739309161).

Almost surely, 2^{1082957236638} is an apocalyptic number.

1082957236638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1082957236638 is a wasteful number, since it uses less digits than its factorization.

1082957236638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180492872778.

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 1082957236638 in words is "one trillion, eighty-two billion, nine hundred fifty-seven million, two hundred thirty-six thousand, six hundred thirty-eight".