427477124140 has 24 divisors (see below), whose sum is σ = 979311230352. Its totient is φ = 155446226880.

The previous prime is 427477124131. The next prime is 427477124197. The reversal of 427477124140 is 41421774724.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971538699 + ... + 971539138.

It is an arithmetic number, because the mean of its divisors is an integer number (40804634598).

Almost surely, 2^427477124140 is an apocalyptic number.

It is an amenable number.

427477124140 is an abundant number, since it is smaller than the sum of its proper divisors (551834106212).

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

427477124140 is a wasteful number, since it uses less digits than its factorization.

427477124140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943077857 (or 1943077855 counting only the distinct ones).

The product of its (nonzero) digits is 351232, while the sum is 43.

Adding to 427477124140 its reverse (41421774724), we get a palindrome (468898898864).

The spelling of 427477124140 in words is "four hundred twenty-seven billion, four hundred seventy-seven million, one hundred twenty-four thousand, one hundred forty".