2420324866391 has 6 divisors (see below), whose sum is σ = 2472916807800. Its totient is φ = 2368828590476.

The previous prime is 2420324866381. The next prime is 2420324866433. The reversal of 2420324866391 is 1936684230242.

It is a happy number.

2420324866391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2420324866391 - 2²⁶ = 2420257757527 is a prime.

It is a super-2 number, since 2×2420324866391² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420324866381) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 547830491 + ... + 547834908.

It is an arithmetic number, because the mean of its divisors is an integer number (412152801300).

Almost surely, 2^{2420324866391} is an apocalyptic number.

2420324866391 is a deficient number, since it is larger than the sum of its proper divisors (52591941409).

2420324866391 is an equidigital number, since it uses as much as digits as its factorization.

2420324866391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095665493 (or 1095665446 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 2420324866391 in words is "two trillion, four hundred twenty billion, three hundred twenty-four million, eight hundred sixty-six thousand, three hundred ninety-one".