2421545254620 has 96 divisors (see below), whose sum is σ = 6963275289600. Its totient is φ = 628475245824.

The previous prime is 2421545254571. The next prime is 2421545254633. The reversal of 2421545254620 is 264525451242.

It is a happy number.

It is a super-3 number, since 3×2421545254620³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1893835 + ... + 2903394.

It is an arithmetic number, because the mean of its divisors is an integer number (72534117600).

Almost surely, 2^{2421545254620} is an apocalyptic number.

2421545254620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2421545254620 is an abundant number, since it is smaller than the sum of its proper divisors (4541730034980).

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

2421545254620 is a wasteful number, since it uses less digits than its factorization.

2421545254620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4797467 (or 4797465 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 2421545254620 in words is "two trillion, four hundred twenty-one billion, five hundred forty-five million, two hundred fifty-four thousand, six hundred twenty".