424272020644 has 24 divisors (see below), whose sum is σ = 748434498560. Its totient is φ = 210434093856.

The previous prime is 424272020591. The next prime is 424272020657. The reversal of 424272020644 is 446020272424.

It is a super-3 number, since 3×424272020644³ (a number of 36 digits) contains 333 as substring.

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, 3531979 + ... + 3650125.

Almost surely, 2^424272020644 is an apocalyptic number.

It is an amenable number.

424272020644 is a deficient number, since it is larger than the sum of its proper divisors (324162477916).

424272020644 is a wasteful number, since it uses less digits than its factorization.

424272020644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125347 (or 125345 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 37.

The spelling of 424272020644 in words is "four hundred twenty-four billion, two hundred seventy-two million, twenty thousand, six hundred forty-four".