682357535540 has 24 divisors (see below), whose sum is σ = 1437010190280. Its totient is φ = 272169801728.

The previous prime is 682357535513. The next prime is 682357535567. The reversal of 682357535540 is 45535753286.

It is an interprime number because it is at equal distance from previous prime (682357535513) and next prime (682357535567).

It can be written as a sum of positive squares in 4 ways, for example, as 120706215184 + 561651320356 = 347428^2 + 749434^2 .

It is a super-2 number, since 2×682357535540² (a number of 24 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 7 ways as a sum of consecutive naturals, for example, 48318545 + ... + 48332664.

It is an arithmetic number, because the mean of its divisors is an integer number (59875424595).

Almost surely, 2^682357535540 is an apocalyptic number.

It is an amenable number.

682357535540 is an abundant number, since it is smaller than the sum of its proper divisors (754652654740).

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

682357535540 is a wasteful number, since it uses less digits than its factorization.

682357535540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96651571 (or 96651569 counting only the distinct ones).

The product of its (nonzero) digits is 15120000, while the sum is 53.

The spelling of 682357535540 in words is "six hundred eighty-two billion, three hundred fifty-seven million, five hundred thirty-five thousand, five hundred forty".