55825752780750 has 64 divisors (see below), whose sum is σ = 140276254248000. Its totient is φ = 14786955516800.

The previous prime is 55825752780731. The next prime is 55825752780781. The reversal of 55825752780750 is 5708725752855.

It is a super-3 number, since 3×55825752780750³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249667905 + ... + 249891404.

It is an arithmetic number, because the mean of its divisors is an integer number (2191816472625).

Almost surely, 2^{55825752780750} is an apocalyptic number.

55825752780750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55825752780750 is an abundant number, since it is smaller than the sum of its proper divisors (84450501467250).

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

55825752780750 is a wasteful number, since it uses less digits than its factorization.

55825752780750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499559478 (or 499559468 counting only the distinct ones).

The product of its (nonzero) digits is 274400000, while the sum is 66.

The spelling of 55825752780750 in words is "fifty-five trillion, eight hundred twenty-five billion, seven hundred fifty-two million, seven hundred eighty thousand, seven hundred fifty".