3397987551403 has 16 divisors (see below), whose sum is σ = 3473668376640. Its totient is φ = 3323264256000.

The previous prime is 3397987551397. The next prime is 3397987551451. The reversal of 3397987551403 is 3041557897933.

It is a cyclic number.

It is not a de Polignac number, because 3397987551403 - 2³³ = 3389397616811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3397987351403) 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 15 ways as a sum of consecutive naturals, for example, 4771378 + ... + 5437096.

It is an arithmetic number, because the mean of its divisors is an integer number (217104273540).

Almost surely, 2^{3397987551403} is an apocalyptic number.

3397987551403 is a deficient number, since it is larger than the sum of its proper divisors (75680825237).

3397987551403 is a wasteful number, since it uses less digits than its factorization.

3397987551403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666438.

The product of its (nonzero) digits is 85730400, while the sum is 64.

The spelling of 3397987551403 in words is "three trillion, three hundred ninety-seven billion, nine hundred eighty-seven million, five hundred fifty-one thousand, four hundred three".