2421554052040 has 32 divisors (see below), whose sum is σ = 5624254575360. Its totient is φ = 937375761600.

The previous prime is 2421554051989. The next prime is 2421554052053. The reversal of 2421554052040 is 402504551242.

It is a junction number, because it is equal to n+sod(n) for n = 2421554051987 and 2421554052005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976431846 + ... + 976434325.

It is an arithmetic number, because the mean of its divisors is an integer number (175757955480).

Almost surely, 2^{2421554052040} is an apocalyptic number.

2421554052040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2421554052040 is an abundant number, since it is smaller than the sum of its proper divisors (3202700523320).

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

2421554052040 is a wasteful number, since it uses less digits than its factorization.

2421554052040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952866213 (or 1952866209 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

The spelling of 2421554052040 in words is "two trillion, four hundred twenty-one billion, five hundred fifty-four million, fifty-two thousand, forty".