2421685275120 has 120 divisors (see below), whose sum is σ = 8151609940656. Its totient is φ = 644291241984.

The previous prime is 2421685275091. The next prime is 2421685275127. The reversal of 2421685275120 is 215725861242.

2421685275120 is a `hidden beast` number, since 2 + 4 + 21 + 68 + 52 + 7 + 512 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421685275127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3572134 + ... + 4195653.

Almost surely, 2^{2421685275120} is an apocalyptic number.

2421685275120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2421685275120 is an abundant number, since it is smaller than the sum of its proper divisors (5729924665536).

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

2421685275120 is a wasteful number, since it uses less digits than its factorization.

2421685275120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7768239 (or 7768230 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 2421685275120 in words is "two trillion, four hundred twenty-one billion, six hundred eighty-five million, two hundred seventy-five thousand, one hundred twenty".