3551451623560 has 16 divisors (see below), whose sum is σ = 7990766153100. Its totient is φ = 1420580649408.

The previous prime is 3551451623543. The next prime is 3551451623563. The reversal of 3551451623560 is 653261541553.

It can be written as a sum of positive squares in 2 ways, for example, as 3504316608324 + 47135015236 = 1871982^2 + 217106^2 .

It is a super-2 number, since 2×3551451623560² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3551451623560.

It is not an unprimeable number, because it can be changed into a prime (3551451623563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44393145255 + ... + 44393145334.

Almost surely, 2^{3551451623560} is an apocalyptic number.

It is an amenable number.

3551451623560 is an abundant number, since it is smaller than the sum of its proper divisors (4439314529540).

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

3551451623560 is a wasteful number, since it uses less digits than its factorization.

3551451623560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88786290600 (or 88786290596 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 3551451623560 in words is "three trillion, five hundred fifty-one billion, four hundred fifty-one million, six hundred twenty-three thousand, five hundred sixty".