2312624450421 has 14 divisors (see below), whose sum is σ = 3467350514550. Its totient is φ = 1541749633128.

The previous prime is 2312624450419. The next prime is 2312624450453. The reversal of 2312624450421 is 1240544262132.

2312624450421 is a `hidden beast` number, since 2 + 3 + 1 + 2 + 624 + 4 + 5 + 0 + 4 + 21 = 666.

2312624450421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2310129447921 + 2495002500 = 1519911^2 + 49950^2 .

It is not a de Polignac number, because 2312624450421 - 2¹ = 2312624450419 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312624450221) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1586161446 + ... + 1586162903.

Almost surely, 2^{2312624450421} is an apocalyptic number.

It is an amenable number.

2312624450421 is a deficient number, since it is larger than the sum of its proper divisors (1154726064129).

2312624450421 is an frugal number, since it uses more digits than its factorization.

2312624450421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172324367 (or 3172324352 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 2312624450421 in words is "two trillion, three hundred twelve billion, six hundred twenty-four million, four hundred fifty thousand, four hundred twenty-one".