2420664040626 has 16 divisors (see below), whose sum is σ = 5213737933824. Its totient is φ = 744819704784.

The previous prime is 2420664040609. The next prime is 2420664040657. The reversal of 2420664040626 is 6260404660242.

It is a super-2 number, since 2×2420664040626² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15517077106 + ... + 15517077261.

It is an arithmetic number, because the mean of its divisors is an integer number (325858620864).

Almost surely, 2^{2420664040626} is an apocalyptic number.

2420664040626 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2420664040626 is an abundant number, since it is smaller than the sum of its proper divisors (2793073893198).

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

2420664040626 is a wasteful number, since it uses less digits than its factorization.

2420664040626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31034154385.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 2420664040626 in words is "two trillion, four hundred twenty billion, six hundred sixty-four million, forty thousand, six hundred twenty-six".