537749678 has 8 divisors (see below), whose sum is σ = 854073072. Its totient is φ = 253058656.

The previous prime is 537749671. The next prime is 537749687. The reversal of 537749678 is 876947735.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537749671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7908050 + ... + 7908117.

It is an arithmetic number, because the mean of its divisors is an integer number (106759134).

Almost surely, 2^537749678 is an apocalyptic number.

537749678 is a deficient number, since it is larger than the sum of its proper divisors (316323394).

537749678 is a wasteful number, since it uses less digits than its factorization.

537749678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15816186.

The product of its digits is 8890560, while the sum is 56.

The square root of 537749678 is about 23189.4303077932. The cubic root of 537749678 is about 813.1925408374.

It can be divided in two parts, 5377 and 49678, that added together give a palindrome (55055).

The spelling of 537749678 in words is "five hundred thirty-seven million, seven hundred forty-nine thousand, six hundred seventy-eight".