2420042236456 has 64 divisors (see below), whose sum is σ = 5367458678400. Its totient is φ = 1012149312768.

The previous prime is 2420042236453. The next prime is 2420042236481. The reversal of 2420042236456 is 6546322400242.

It is not an unprimeable number, because it can be changed into a prime (2420042236453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26578851 + ... + 26669746.

It is an arithmetic number, because the mean of its divisors is an integer number (83866541850).

Almost surely, 2^{2420042236456} is an apocalyptic number.

2420042236456 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2420042236456 is an abundant number, since it is smaller than the sum of its proper divisors (2947416441944).

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

2420042236456 is a wasteful number, since it uses less digits than its factorization.

2420042236456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53248658 (or 53248654 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 2420042236456 its reverse (6546322400242), we get a palindrome (8966364636698).

The spelling of 2420042236456 in words is "two trillion, four hundred twenty billion, forty-two million, two hundred thirty-six thousand, four hundred fifty-six".