537850624689 has 75 divisors (see below), whose sum is σ = 937873375593. Its totient is φ = 307158401592.

The previous prime is 537850624669. The next prime is 537850624693. The reversal of 537850624689 is 986426058735.

It is a happy number.

The square root of 537850624689 is 733383.

It is a perfect power (a square), and thus also a powerful number.

537850624689 is a `hidden beast` number, since 5 + 3 + 7 + 8 + 506 + 2 + 46 + 89 = 666.

It is not a de Polignac number, because 537850624689 - 2¹¹ = 537850622641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (537850624669) by changing a digit.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 323421072 + ... + 323422734.

Almost surely, 2^537850624689 is an apocalyptic number.

537850624689 is the 733383-rd square number.

537850624689 is the 366692-nd centered octagonal number.

It is an amenable number.

537850624689 is a deficient number, since it is larger than the sum of its proper divisors (400022750904).

537850624689 is an frugal number, since it uses more digits than its factorization.

537850624689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366 (or 1673 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 63.

The spelling of 537850624689 in words is "five hundred thirty-seven billion, eight hundred fifty million, six hundred twenty-four thousand, six hundred eighty-nine".