663034672537 has 8 divisors (see below), whose sum is σ = 702044636832. Its totient is φ = 624025588800.

The previous prime is 663034672507. The next prime is 663034672541. The reversal of 663034672537 is 735276430366.

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

It is a cyclic number.

It is not a de Polignac number, because 663034672537 - 2¹⁵ = 663034639769 is a prime.

It is a super-2 number, since 2×663034672537² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (663034672507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1930462 + ... + 2247832.

It is an arithmetic number, because the mean of its divisors is an integer number (87755579604).

Almost surely, 2^663034672537 is an apocalyptic number.

It is an amenable number.

663034672537 is a deficient number, since it is larger than the sum of its proper divisors (39009964295).

663034672537 is a wasteful number, since it uses less digits than its factorization.

663034672537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440279.

The product of its (nonzero) digits is 11430720, while the sum is 52.

The spelling of 663034672537 in words is "six hundred sixty-three billion, thirty-four million, six hundred seventy-two thousand, five hundred thirty-seven".