1000420609056 has 96 divisors (see below), whose sum is σ = 2877688332288. Its totient is φ = 301798237440.

The previous prime is 1000420608983. The next prime is 1000420609061. The reversal of 1000420609056 is 6509060240001.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1000420609056² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

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 15 ways as a sum of consecutive naturals, for example, 1888656 + ... + 2359631.

It is an arithmetic number, because the mean of its divisors is an integer number (29975920128).

Almost surely, 2^{1000420609056} is an apocalyptic number.

1000420609056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1000420609056 is an abundant number, since it is smaller than the sum of its proper divisors (1877267723232).

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

1000420609056 is a wasteful number, since it uses less digits than its factorization.

1000420609056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248534 (or 4248526 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

Adding to 1000420609056 its reverse (6509060240001), we get a palindrome (7509480849057).

The spelling of 1000420609056 in words is "one trillion, four hundred twenty million, six hundred nine thousand, fifty-six".