2426646642 has 32 divisors (see below), whose sum is σ = 5550720000. Its totient is φ = 692815248.

The previous prime is 2426646641. The next prime is 2426646647. The reversal of 2426646642 is 2466466242.

It is a super-2 number, since 2×2426646642² = 11777227850259752328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 2426646594 and 2426646603.

It is not an unprimeable number, because it can be changed into a prime (2426646641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38109 + ... + 79407.

It is an arithmetic number, because the mean of its divisors is an integer number (173460000).

Almost surely, 2^2426646642 is an apocalyptic number.

2426646642 is an abundant number, since it is smaller than the sum of its proper divisors (3124073358).

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

2426646642 is a wasteful number, since it uses less digits than its factorization.

2426646642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42710.

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

The square root of 2426646642 is about 49261.0052881587. The cubic root of 2426646642 is about 1343.8027131670.

The spelling of 2426646642 in words is "two billion, four hundred twenty-six million, six hundred forty-six thousand, six hundred forty-two".