2421126163431 has 24 divisors (see below), whose sum is σ = 3500126195904. Its totient is φ = 1612725912000.

The previous prime is 2421126163427. The next prime is 2421126163439. The reversal of 2421126163431 is 1343616211242.

2421126163431 is a `hidden beast` number, since 2 + 4 + 2 + 1 + 1 + 2 + 616 + 3 + 4 + 31 = 666.

It is not a de Polignac number, because 2421126163431 - 2² = 2421126163427 is a prime.

It is a super-2 number, since 2×2421126163431² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421126163439) 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, 59392306 + ... + 59433056.

It is an arithmetic number, because the mean of its divisors is an integer number (145838591496).

Almost surely, 2^{2421126163431} is an apocalyptic number.

2421126163431 is a deficient number, since it is larger than the sum of its proper divisors (1079000032473).

2421126163431 is a wasteful number, since it uses less digits than its factorization.

2421126163431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46151 (or 46148 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The spelling of 2421126163431 in words is "two trillion, four hundred twenty-one billion, one hundred twenty-six million, one hundred sixty-three thousand, four hundred thirty-one".