537166685 has 8 divisors (see below), whose sum is σ = 703200096. Its totient is φ = 390666640.

The previous prime is 537166673. The next prime is 537166691. The reversal of 537166685 is 586661735.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 537166685 - 2¹² = 537162589 is a prime.

It is a Duffinian number.

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, 4883279 + ... + 4883388.

It is an arithmetic number, because the mean of its divisors is an integer number (87900012).

Almost surely, 2^537166685 is an apocalyptic number.

537166685 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

537166685 is a deficient number, since it is larger than the sum of its proper divisors (166033411).

537166685 is a wasteful number, since it uses less digits than its factorization.

537166685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9766683.

The product of its digits is 907200, while the sum is 47.

The square root of 537166685 is about 23176.8566678055. The cubic root of 537166685 is about 812.8985645347.

The spelling of 537166685 in words is "five hundred thirty-seven million, one hundred sixty-six thousand, six hundred eighty-five".