5542438419621 has 64 divisors (see below), whose sum is σ = 8326524211200. Its totient is φ = 3643335158400.

The previous prime is 5542438419619. The next prime is 5542438419641. The reversal of 5542438419621 is 1269148342455.

5542438419621 is a `hidden beast` number, since 5 + 5 + 4 + 2 + 4 + 3 + 8 + 4 + 1 + 9 + 621 = 666.

It is not a de Polignac number, because 5542438419621 - 2¹ = 5542438419619 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5542438419641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 843466266 + ... + 843472836.

It is an arithmetic number, because the mean of its divisors is an integer number (130101940800).

Almost surely, 2^{5542438419621} is an apocalyptic number.

It is an amenable number.

5542438419621 is a deficient number, since it is larger than the sum of its proper divisors (2784085791579).

5542438419621 is a wasteful number, since it uses less digits than its factorization.

5542438419621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8007 (or 8001 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The spelling of 5542438419621 in words is "five trillion, five hundred forty-two billion, four hundred thirty-eight million, four hundred nineteen thousand, six hundred twenty-one".