537878616 has 32 divisors (see below), whose sum is σ = 1466942400. Its totient is φ = 162993440.

The previous prime is 537878611. The next prime is 537878651. The reversal of 537878616 is 616878735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537878611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018446 + ... + 1018973.

It is an arithmetic number, because the mean of its divisors is an integer number (45841950).

Almost surely, 2^537878616 is an apocalyptic number.

It is an amenable number.

537878616 is an abundant number, since it is smaller than the sum of its proper divisors (929063784).

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

537878616 is a wasteful number, since it uses less digits than its factorization.

537878616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037439 (or 2037435 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The square root of 537878616 is about 23192.2102439591. The cubic root of 537878616 is about 813.2575295890.

The spelling of 537878616 in words is "five hundred thirty-seven million, eight hundred seventy-eight thousand, six hundred sixteen".