1071181620486 has 48 divisors (see below), whose sum is σ = 2462964186384. Its totient is φ = 335298342912.

The previous prime is 1071181620407. The next prime is 1071181620493. The reversal of 1071181620486 is 6840261811701.

1071181620486 is a `hidden beast` number, since 1 + 0 + 7 + 1 + 1 + 8 + 162 + 0 + 486 = 666.

It is a super-2 number, since 2×1071181620486² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3815451 + ... + 4086566.

It is an arithmetic number, because the mean of its divisors is an integer number (51311753883).

Almost surely, 2^{1071181620486} is an apocalyptic number.

1071181620486 is an abundant number, since it is smaller than the sum of its proper divisors (1391782565898).

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

1071181620486 is a wasteful number, since it uses less digits than its factorization.

1071181620486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7902485 (or 7902482 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 45.

The spelling of 1071181620486 in words is "one trillion, seventy-one billion, one hundred eighty-one million, six hundred twenty thousand, four hundred eighty-six".