2643420243462 has 16 divisors (see below), whose sum is σ = 5286878073840. Its totient is φ = 881133816672.

The previous prime is 2643420243437. The next prime is 2643420243487.

2643420243462 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (2643420243437) and next prime (2643420243487).

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, 606637 + ... + 2377992.

It is an arithmetic number, because the mean of its divisors is an integer number (330429879615).

Almost surely, 2^{2643420243462} is an apocalyptic number.

2643420243462 is an abundant number, since it is smaller than the sum of its proper divisors (2643457830378).

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

2643420243462 is a wasteful number, since it uses less digits than its factorization.

2643420243462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3132247.

The product of its (nonzero) digits is 1327104, while the sum is 42.

It can be divided in two parts, 2643420 and 243462, that added together give a palindrome (2886882).

The spelling of 2643420243462 in words is "two trillion, six hundred forty-three billion, four hundred twenty million, two hundred forty-three thousand, four hundred sixty-two".