682055690040 has 48 divisors (see below), whose sum is σ = 2216680993800. Its totient is φ = 181881517248.

The previous prime is 682055690033. The next prime is 682055690077. The reversal of 682055690040 is 40096550286.

682055690040 is a `hidden beast` number, since 6 + 8 + 2 + 0 + 556 + 90 + 0 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 947299210 + ... + 947299929.

Almost surely, 2^682055690040 is an apocalyptic number.

682055690040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

682055690040 is an abundant number, since it is smaller than the sum of its proper divisors (1534625303760).

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

682055690040 is a wasteful number, since it uses less digits than its factorization.

682055690040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894599156 (or 1894599149 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 682055690040 in words is "six hundred eighty-two billion, fifty-five million, six hundred ninety thousand, forty".