6537897415 has 32 divisors (see below), whose sum is σ = 9221091840. Its totient is φ = 4357302144.

The previous prime is 6537897409. The next prime is 6537897449. The reversal of 6537897415 is 5147987356.

It is not a de Polignac number, because 6537897415 - 2¹¹ = 6537895367 is a prime.

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, 182016 + ... + 214954.

It is an arithmetic number, because the mean of its divisors is an integer number (288159120).

Almost surely, 2^6537897415 is an apocalyptic number.

6537897415 is a deficient number, since it is larger than the sum of its proper divisors (2683194425).

6537897415 is a wasteful number, since it uses less digits than its factorization.

6537897415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33111.

The product of its digits is 6350400, while the sum is 55.

The square root of 6537897415 is about 80857.2656908456. The cubic root of 6537897415 is about 1869.8755400594.

The spelling of 6537897415 in words is "six billion, five hundred thirty-seven million, eight hundred ninety-seven thousand, four hundred fifteen".