537345543735 has 128 divisors (see below), whose sum is σ = 1282615326720. Its totient is φ = 206134502400.

The previous prime is 537345543677. The next prime is 537345543773.

537345543735 is a `hidden beast` number, since 5 + 37 + 34 + 5 + 543 + 7 + 35 = 666.

537345543735 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 537345543735 - 2⁹ = 537345543223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1853046 + ... + 2123315.

It is an arithmetic number, because the mean of its divisors is an integer number (10020432240).

Almost surely, 2^537345543735 is an apocalyptic number.

537345543735 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

537345543735 is an abundant number, since it is smaller than the sum of its proper divisors (745269782985).

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

537345543735 is a wasteful number, since it uses less digits than its factorization.

537345543735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3976406 (or 3976400 counting only the distinct ones).

The product of its digits is 39690000, while the sum is 54.

The spelling of 537345543735 in words is "five hundred thirty-seven billion, three hundred forty-five million, five hundred forty-three thousand, seven hundred thirty-five".