60421225554421 has 8 divisors (see below), whose sum is σ = 61445681121600. Its totient is φ = 59396782220640.

The previous prime is 60421225554401. The next prime is 60421225554427. The reversal of 60421225554421 is 12445552212406.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 60421225554421 - 2⁷ = 60421225554293 is a prime.

It is a super-4 number, since 4×60421225554421⁴ (a number of 56 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60421225554427) 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, 7192281 + ... + 13136641.

It is an arithmetic number, because the mean of its divisors is an integer number (7680710140200).

Almost surely, 2^{60421225554421} is an apocalyptic number.

It is an amenable number.

60421225554421 is a deficient number, since it is larger than the sum of its proper divisors (1024455567179).

60421225554421 is a wasteful number, since it uses less digits than its factorization.

60421225554421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116699.

The product of its (nonzero) digits is 768000, while the sum is 43.

Adding to 60421225554421 its reverse (12445552212406), we get a palindrome (72866777766827).

The spelling of 60421225554421 in words is "sixty trillion, four hundred twenty-one billion, two hundred twenty-five million, five hundred fifty-four thousand, four hundred twenty-one".