1020493537056 has 192 divisors, whose sum is σ = 3474021519360. Its totient is φ = 285365894400.

The previous prime is 1020493537051. The next prime is 1020493537087. The reversal of 1020493537056 is 6507353940201.

1020493537056 is a `hidden beast` number, since 1 + 0 + 20 + 4 + 93 + 537 + 0 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (1020493537051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1510770 + ... + 2079281.

It is an arithmetic number, because the mean of its divisors is an integer number (18093862080).

Almost surely, 2^{1020493537056} is an apocalyptic number.

1020493537056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1020493537056 is an abundant number, since it is smaller than the sum of its proper divisors (2453527982304).

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

1020493537056 is a wasteful number, since it uses less digits than its factorization.

1020493537056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3590124 (or 3590110 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 1020493537056 in words is "one trillion, twenty billion, four hundred ninety-three million, five hundred thirty-seven thousand, fifty-six".