427049033040 has 120 divisors (see below), whose sum is σ = 1639054879488. Its totient is φ = 97611206400.

The previous prime is 427049033039. The next prime is 427049033053. The reversal of 427049033040 is 40330940724.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 427049032986 and 427049033004.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 42360936 + ... + 42371015.

Almost surely, 2^427049033040 is an apocalyptic number.

427049033040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

427049033040 is an abundant number, since it is smaller than the sum of its proper divisors (1212005846448).

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

427049033040 is a wasteful number, since it uses less digits than its factorization.

427049033040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84731977 (or 84731968 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

Adding to 427049033040 its reverse (40330940724), we get a palindrome (467379973764).

The spelling of 427049033040 in words is "four hundred twenty-seven billion, forty-nine million, thirty-three thousand, forty".