3551428145331 has 64 divisors (see below), whose sum is σ = 5884030394880. Its totient is φ = 2098435248000.

The previous prime is 3551428145311. The next prime is 3551428145339. The reversal of 3551428145331 is 1335418241553.

3551428145331 is a `hidden beast` number, since 3 + 5 + 51 + 42 + 81 + 453 + 31 = 666.

It is not a de Polignac number, because 3551428145331 - 2⁹ = 3551428144819 is a prime.

It is a super-2 number, since 2×3551428145331² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3551428145339) 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 63 ways as a sum of consecutive naturals, for example, 6652101 + ... + 7166121.

It is an arithmetic number, because the mean of its divisors is an integer number (91937974920).

Almost surely, 2^{3551428145331} is an apocalyptic number.

3551428145331 is a deficient number, since it is larger than the sum of its proper divisors (2332602249549).

3551428145331 is a wasteful number, since it uses less digits than its factorization.

3551428145331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514625 (or 514619 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 3551428145331 in words is "three trillion, five hundred fifty-one billion, four hundred twenty-eight million, one hundred forty-five thousand, three hundred thirty-one".