2421455522356 has 24 divisors (see below), whose sum is σ = 4568951640960. Its totient is φ = 1116262780512.

The previous prime is 2421455522327. The next prime is 2421455522377. The reversal of 2421455522356 is 6532255541242.

It is a congruent number.

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, 27707536 + ... + 27794791.

It is an arithmetic number, because the mean of its divisors is an integer number (190372985040).

Almost surely, 2^{2421455522356} is an apocalyptic number.

2421455522356 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2421455522356 is a deficient number, since it is larger than the sum of its proper divisors (2147496118604).

2421455522356 is a wasteful number, since it uses less digits than its factorization.

2421455522356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55503183 (or 55503181 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 46.

The spelling of 2421455522356 in words is "two trillion, four hundred twenty-one billion, four hundred fifty-five million, five hundred twenty-two thousand, three hundred fifty-six".