1056420246501 has 24 divisors (see below), whose sum is σ = 1541500061400. Its totient is φ = 697102848000.

The previous prime is 1056420246481. The next prime is 1056420246529.

1056420246501 is a `hidden beast` number, since 1 + 0 + 5 + 642 + 0 + 2 + 4 + 6 + 5 + 0 + 1 = 666.

1056420246501 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 68481656100 + 987938590401 = 261690^2 + 993951^2 .

It is not a de Polignac number, because 1056420246501 - 2²¹ = 1056418149349 is a prime.

It is a super-2 number, since 2×1056420246501² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056420247501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2966661 + ... + 3303621.

It is an arithmetic number, because the mean of its divisors is an integer number (64229169225).

Almost surely, 2^{1056420246501} is an apocalyptic number.

It is an amenable number.

1056420246501 is a deficient number, since it is larger than the sum of its proper divisors (485079814899).

1056420246501 is a wasteful number, since it uses less digits than its factorization.

1056420246501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340517 (or 340514 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 1056420246501 in words is "one trillion, fifty-six billion, four hundred twenty million, two hundred forty-six thousand, five hundred one".