5633643621402 has 12 divisors (see below), whose sum is σ = 12206227846410. Its totient is φ = 1877881207128.

The previous prime is 5633643621401. The next prime is 5633643621407. The reversal of 5633643621402 is 2041263463365.

5633643621402 is a `hidden beast` number, since 5 + 633 + 6 + 4 + 3 + 6 + 2 + 1 + 4 + 0 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4387939857081 + 1245703764321 = 2094741^2 + 1116111^2 .

It is a super-2 number, since 2×5633643621402² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5633643621401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 156490100577 + ... + 156490100612.

Almost surely, 2^{5633643621402} is an apocalyptic number.

5633643621402 is an abundant number, since it is smaller than the sum of its proper divisors (6572584225008).

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

5633643621402 is a wasteful number, since it uses less digits than its factorization.

5633643621402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312980201197 (or 312980201194 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 45.

The spelling of 5633643621402 in words is "five trillion, six hundred thirty-three billion, six hundred forty-three million, six hundred twenty-one thousand, four hundred two".