6537897424 has 20 divisors (see below), whose sum is σ = 12692375136. Its totient is φ = 3262445792.

The previous prime is 6537897409. The next prime is 6537897449. The reversal of 6537897424 is 4247987356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398134 + ... + 414229.

Almost surely, 2^6537897424 is an apocalyptic number.

It is an amenable number.

6537897424 is a deficient number, since it is larger than the sum of its proper divisors (6154477712).

6537897424 is a wasteful number, since it uses less digits than its factorization.

6537897424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812874 (or 812868 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 55.

The square root of 6537897424 is about 80857.2657464992. The cubic root of 6537897424 is about 1869.8755409174.

The spelling of 6537897424 in words is "six billion, five hundred thirty-seven million, eight hundred ninety-seven thousand, four hundred twenty-four".