3537449072885 has 16 divisors (see below), whose sum is σ = 5224540169856. Its totient is φ = 2239088643648.

The previous prime is 3537449072779. The next prime is 3537449072903. The reversal of 3537449072885 is 5882709447353.

It is a cyclic number.

It is not a de Polignac number, because 3537449072885 - 2¹⁰ = 3537449071861 is a prime.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3887306219 + ... + 3887307128.

It is an arithmetic number, because the mean of its divisors is an integer number (326533760616).

Almost surely, 2^{3537449072885} is an apocalyptic number.

3537449072885 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3537449072885 is a deficient number, since it is larger than the sum of its proper divisors (1687091096971).

3537449072885 is a wasteful number, since it uses less digits than its factorization.

3537449072885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7774613372.

The product of its (nonzero) digits is 203212800, while the sum is 65.

The spelling of 3537449072885 in words is "three trillion, five hundred thirty-seven billion, four hundred forty-nine million, seventy-two thousand, eight hundred eighty-five".