3563997477012 has 648 divisors, whose sum is σ = 11636436127680. Its totient is φ = 949932023040.

The previous prime is 3563997476993. The next prime is 3563997477043. The reversal of 3563997477012 is 2107747993653.

It is a happy number.

3563997477012 is a `hidden beast` number, since 3 + 5 + 63 + 9 + 97 + 477 + 0 + 12 = 666.

It is a super-2 number, since 2×3563997477012² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 1212655039 + ... + 1212657977.

It is an arithmetic number, because the mean of its divisors is an integer number (17957463160).

Almost surely, 2^{3563997477012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3563997477012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5818218063840).

3563997477012 is an abundant number, since it is smaller than the sum of its proper divisors (8072438650668).

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

3563997477012 is a wasteful number, since it uses less digits than its factorization.

3563997477012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045 (or 3015 counting only the distinct ones).

The product of its (nonzero) digits is 60011280, while the sum is 63.

The spelling of 3563997477012 in words is "three trillion, five hundred sixty-three billion, nine hundred ninety-seven million, four hundred seventy-seven thousand, twelve".