3551509645422 has 16 divisors (see below), whose sum is σ = 7103039538432. Its totient is φ = 1183833173880.

The previous prime is 3551509645391. The next prime is 3551509645429. The reversal of 3551509645422 is 2245469051553.

It is a super-2 number, since 2×3551509645422² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551509645429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2390043 + ... + 3579849.

It is an arithmetic number, because the mean of its divisors is an integer number (443939971152).

Almost surely, 2^{3551509645422} is an apocalyptic number.

3551509645422 is an abundant number, since it is smaller than the sum of its proper divisors (3551529893010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3551509645422 is a wasteful number, since it uses less digits than its factorization.

3551509645422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687303.

The product of its (nonzero) digits is 6480000, while the sum is 51.

The spelling of 3551509645422 in words is "three trillion, five hundred fifty-one billion, five hundred nine million, six hundred forty-five thousand, four hundred twenty-two".