424387351971 has 16 divisors (see below), whose sum is σ = 685878549120. Its totient is φ = 257204455560.

The previous prime is 424387351939. The next prime is 424387351981. The reversal of 424387351971 is 179153783424.

424387351971 is a `hidden beast` number, since 4 + 2 + 43 + 87 + 3 + 519 + 7 + 1 = 666.

It is not a de Polignac number, because 424387351971 - 2⁵ = 424387351939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424387351901) 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, 714456525 + ... + 714457118.

It is an arithmetic number, because the mean of its divisors is an integer number (42867409320).

Almost surely, 2^424387351971 is an apocalyptic number.

424387351971 is a deficient number, since it is larger than the sum of its proper divisors (261491197149).

424387351971 is a wasteful number, since it uses less digits than its factorization.

424387351971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428913663 (or 1428913657 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The spelling of 424387351971 in words is "four hundred twenty-four billion, three hundred eighty-seven million, three hundred fifty-one thousand, nine hundred seventy-one".